The children were out and the room was . [ ]A. noisy B. loud

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The children were out and the room was         .  [     ]
A. noisy
B. loud
C. silent
D. quick

答案

举一反三

I am        that you helped me find my book.[     ]
A. careful
B. beautiful
C. useful
D. grateful

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He was         the new invention and asked the scientist about it over and over again.     [     ]
A. curious about
B. angry with
C. friendly to
D. strict with

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It"s our duty to keep our environment____.   [     ]
A.clean
B.cleaning
C.to clean
D.cleanly

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—Where is the paper I put on the table just now?
—Sorry. I thought it was         paper and threw it away.[     ]
A. waste
B. helpful
C. useful
D. beautiful

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Though the weather is very cold,those flowers in the garden are still     _   .    [     ]
A. dying
B. dead
C. live
D. alive

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