题目内容
Elephants eat________, but they can move _______when necessary.
| A.noisy; silent | B.noisily; silently | C.noisily; silence | D.noisy; silence |
B
副词的用法。eat和move皆为行为动词,故用副词来修饰,noisy,silent为形容词,silence为名词;而noisily 和silently均为副词,故选B。
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