【題目】— Do you know now?

— Because we need to develop our life.

A. why we have more new inventions

B. why we had more new inventions

C. why do we have more new inventions

D. why did we have more new inventions

【答案】A

【解析】

試題分析：句意：你知道現(xiàn)在我們?yōu)槭裁从懈嘈碌陌l(fā)明嗎？——因?yàn)槲覀冃枰岣呶覀兊纳�。這里是賓語(yǔ)從句，注意用陳述語(yǔ)序，這里是一般現(xiàn)在時(shí)態(tài)，結(jié)合語(yǔ)境，故選A。

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