题目内容

I usually ride my bike to school, but today I'm _____ the bus.

A. take
B. took
C. taking

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Jenny ____ know what time her plane leaves.

A. isn't
B. doesn't
C. hasn't

过量色素和香精进入儿童体内后,容易沉着在他们未发育成熟的消化道黏膜上,造成

A. 食欲下降
B. 影响新陈代谢
C. 影响体格发育
D. 影响消化
E. 以上都是

下列作品为书信体的是:

A. 《报刘一丈书》
B. 《谏逐客书》
C. 《张中丞传后叙》
D. 《朋党论》

Are you _____ at the moment?

A. working
B. worked
C. works

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