【題目】We are confident that the environment ________ by our further efforts to reduce production.

A.had improvedB.is improvedC.will be improvedD.improved

【答案】C

【解析】

考查時(shí)態(tài)和語(yǔ)態(tài)。句意:我們相信,通過進(jìn)一步努力減少生產(chǎn),環(huán)境會(huì)得到改善。根據(jù)語(yǔ)境可知,此事還未發(fā)生,且此處表示被動(dòng),故用一般將來(lái)時(shí)的被動(dòng)語(yǔ)態(tài)。故選C

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