单选题 Alice felt happy to receive some gifts on ____ birthday.

单选题 ____ wake up your sister, Ben. She needs a good sleep.

单选题 We ____ pay to get into the concert. It's free.

单选题 He promised ____ his old friend during his stay in Tianjin.

单选题 Tom will call me as soon as he ____ home.

单选题 Richard turned off the computer after he had finished ______ the email.

单选题 Linda's father hates waiting in long lines. I think he's just not very ____.

单选题 I think it's really ____ hard work for me to finish the job in twenty minutes.