amazing     teaching      dangerous    spacious    harmonious  nervous      sharpen     broaden      lighten    harden    active   descriptive    progressive      Extensive     suffering    charming            touching       drawings       envious      humorous    joyous  lightened      deepened       strengthen     blackened

A（n）_____ analysis was made to show the similarities and differences among student’s learning styles.

amazing     teaching      dangerous    spacious    harmonious  nervous      sharpen     broaden      lighten    harden    active   descriptive    progressive      Extensive     suffering    charming            touching       drawings       envious      humorous    joyous  lightened      deepened       strengthen     blackened

Amy can often count on her sister to be ___（　　　）__ when things go wrong.

amazing     teaching      dangerous    spacious    harmonious  nervous      sharpen     broaden      lighten    harden    active   descriptive    progressive      Extensive     suffering    charming            touching       drawings       envious      humorous    joyous  lightened      deepened       strengthen     blackened

Steve Jobs is one of the most _（　　　）_ technology pioneers in history.

amazing     teaching      dangerous    spacious    harmonious  nervous      sharpen     broaden      lighten    harden    active   descriptive    progressive      Extensive     suffering    charming            touching       drawings       envious      humorous    joyous  lightened      deepened       strengthen     blackened

It was time to put his bat and _（　　　）_ batting gloves into the cupboard.

amazing     teaching      dangerous    spacious    harmonious  nervous      sharpen     broaden      lighten    harden    active   descriptive    progressive      Extensive     suffering    charming            touching       drawings       envious      humorous    joyous  lightened      deepened       strengthen     blackened

I still find it _（　　　）_to be surrounded by large numbers of horses.

amazing     teaching      dangerous    spacious    harmonious  nervous      sharpen     broaden      lighten    harden    active   descriptive    progressive      Extensive     suffering    charming            touching       drawings       envious      humorous    joyous  lightened      deepened       strengthen     blackened

Animals can do many _（　　　）_ things if they are properly trained.

amazing     teaching      dangerous    spacious    harmonious  nervous      sharpen     broaden      lighten    harden    active   descriptive    progressive      Extensive     suffering    charming            touching       drawings       envious      humorous    joyous  lightened      deepened       strengthen     blackened

This movie shows people have a special respect for the job of _（　　　）_.

amazing     teaching      dangerous    spacious    harmonious  nervous      sharpen     broaden      lighten    harden    active   descriptive    progressive      Extensive     suffering    charming            touching       drawings       envious      humorous    joyous  lightened      deepened       strengthen     blackened

It is _（　　　）_ to ride a bike without wearing a helmet for protection.

amazing     teaching      dangerous    spacious    harmonious  nervous      sharpen     broaden      lighten    harden    active   descriptive    progressive      Extensive     suffering    charming            touching       drawings       envious      humorous    joyous  lightened      deepened       strengthen     blackened

Tian’anmen Square is very _（　　　）_, covering an area of 440,000 square meters.

amazing     teaching      dangerous    spacious    harmonious  nervous      sharpen     broaden      lighten    harden    active   descriptive    progressive      Extensive     suffering    charming            touching       drawings       envious      humorous    joyous  lightened      deepened       strengthen     blackened

Art and nature have formed one of the most _（　　　）_ scenes in Europe.

amazing     teaching      dangerous    spacious    harmonious  nervous      sharpen     broaden      lighten    harden    active   descriptive    progressive      Extensive     suffering    charming            touching       drawings       envious      humorous    joyous  lightened      deepened       strengthen     blackened

The young man was very _（　　　）_ when he did his first experiment with his tutor.

amazing     teaching      dangerous    spacious    harmonious  nervous      sharpen     broaden      lighten    harden    active   descriptive    progressive      Extensive     suffering    charming            touching       drawings       envious      humorous    joyous  lightened      deepened       strengthen     blackened

Only after you _（　　　）_ your weapons, can you get the chance to win a second victory.

amazing     teaching      dangerous    spacious    harmonious  nervous      sharpen     broaden      lighten    harden    active   descriptive    progressive      Extensive     suffering    charming            touching       drawings       envious      humorous    joyous  lightened      deepened       strengthen     blackened

Travel is a good way to _（　　　）_ your horizons, make friends, and relax.

amazing     teaching      dangerous    spacious    harmonious  nervous      sharpen     broaden      lighten    harden    active   descriptive    progressive      Extensive     suffering    charming            touching       drawings       envious      humorous    joyous  lightened      deepened       strengthen     blackened

Some new bulbs will _（　　　）_ the performance hall for tonight’s shows.

amazing     teaching      dangerous    spacious    harmonious  nervous      sharpen     broaden      lighten    harden    active   descriptive    progressive      Extensive     suffering    charming            touching       drawings       envious      humorous    joyous  lightened      deepened       strengthen     blackened

Sorrow and trouble either soften the heart or _（　　　）_ it.

amazing     teaching      dangerous    spacious    harmonious  nervous      sharpen     broaden      lighten    harden    active   descriptive    progressive      Extensive     suffering    charming            touching       drawings       envious      humorous    joyous  lightened      deepened       strengthen     blackened

Students are encouraged to take a（　　n　） _（　　　）_ part in classroom discussions.

amazing     teaching      dangerous    spacious    harmonious  nervous      sharpen     broaden      lighten    harden    active   descriptive    progressive      Extensive     suffering    charming            touching       drawings       envious      humorous    joyous  lightened      deepened       strengthen     blackened

It's a fine piece of _（　　　）_ writing on her journey through Africa.

amazing     teaching      dangerous    spacious    harmonious  nervous      sharpen     broaden      lighten    harden    active   descriptive    progressive      Extensive     suffering    charming            touching       drawings       envious      humorous    joyous  lightened      deepened       strengthen     blackened

The approach taken by the court（法院）has been more _（　　　）_ than before.

amazing     teaching      dangerous    spacious    harmonious  nervous      sharpen     broaden      lighten    harden    active   descriptive    progressive      Extensive     suffering    charming            touching       drawings       envious      humorous    joyous  lightened      deepened       strengthen     blackened

_（　　　）_ research has been done into the effects of stress on people.

amazing     teaching      dangerous    spacious    harmonious  nervous      sharpen     broaden      lighten    harden    active   descriptive    progressive      Extensive     suffering    charming            touching       drawings       envious      humorous    joyous  lightened      deepened       strengthen     blackened

It’s hard to imagine the pain and _（　　　）_ he went through.