填空题 They must have a basic understanding of computers in order to use the ____ technology.

填空题 She was good at making ____ flowers from paper, which looked so real.

填空题 Animals may not be as ____ as humans, but they are smart in different ways.

填空题 To his surprise, Arnold ____ no sadness in the old man when his son died.

填空题 The metro has ____ doors. They will open on their own when the metro stops.

填空题 I must ____ my watch; it's 5 minutes slow.

填空题 Mr. Johnson is in New York. He will not be ____ until Friday.

填空题 These two ____ are connected to each other in order to share information.