if you are___ a subject, working hard and asking a teacher for advice can help

AweakinBharmfultoCinterestedinDpleasedwithworkinginnoisyconditionsforalongtimeisbadfo... A weak in
B harmful to
C interested in
D pleased with

working in noisy conditions for a long time is bad for our hearing
A sour
B deaf
C grey
D well

there are several chemical factories pouring waste water into the streams . they may cause ___
A air pollution
B soil pollution
C noise pollution
D light pollution

The train is leaving right now,but David hasn it arrived yet
A CAME
B will come
C would come
D had come
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1. C. be interested in 对...感兴趣,其他的答案不符题意
2. B. 在吵闹的环境中长时间工作能使人们变聋。
3. B. 工厂往河流里倾倒脏物,能够污染土壤
4. C. 在间接引语中将来时要变成过去将来时

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有不会的欢迎再继续问我(*^__^*)
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