Question

【小題1】在過去的十年里中國發(fā)生了巨大的變化。
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【小題2】那個地鐵自從5年前就已經(jīng)投入使用了。
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【小題3】這個戲院是上個世紀建造的，是嗎？
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【小題4】這部有意義的電影已經(jīng)結(jié)束兩個半小時了。
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【小題5】這本電子詞典能幫助我不時測試我的英語語法和詞匯知識.
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Answer 1

【小題1】Great changes have taken place in China in the past ten years./There have been great changes in China over the past ten years. / China has changed a lot during the past ten years.
【小題2】That underground has been in service/use since five years ago.
【小題3】This theatre was built last century, wasn’t  it ?
【小題4】This meaningful film has been over for two and a half hours.
【小題5】This e-dictionary can help me test my English knowledge of grammar and vocabulary from time to time.  

解析【小題1】在過去的十年里in/during the past ten years和現(xiàn)在完成時連用，taken place.發(fā)生，不能用被動式
【小題2】自從5年前 since five years ago.和現(xiàn)在完成時連用，開始使用in service/use
【小題3】考查被動和反意問句：This theatre was built 這個戲院被建成是在上個世紀，用過去時的被動，反意問句是前肯后否：wasn’t  it ?
【小題4】兩個半小時了for two and a half hours 和現(xiàn)在完成時連用，這部有意義的電影This meaningful film，結(jié)束： has been over.用表示狀態(tài)的副詞over，
【小題5】這本電子詞典This e-dictionary ，幫某人做 help sb do，測試我的英語語法和詞匯知識test my English knowledge of grammar and vocabulary， 不時from time to time.