题目内容

The speed of light is not a changing ________ .

A. pretty
B. fluent
C. constant
D. amazed

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It was a very, very ________ moment.

A. avoiding
B. proceeding
C. expecting
D. touching

This gives the __________team a sound(坚实的) basis for their work.

A. worked
B. design
C. opened
D. taken

The teacher came into the classroom__________ a book in his hand.

A. taking
B. take
C. to take
D. taken

He likes no body __________ the girl he met 3 years ago at a party.

A. unless
B. other than
C. whichever
D. wherever