【題目】—We should use both sides of paper to the waste.

—Yes, you are right.

A. reduce B. reducing C. to reduce D. have reduced

【答案】A

【解析】

句意：——我們應(yīng)該用紙的兩面來減少浪費(fèi)。 ——是的，你說得對。A. reduce動(dòng)詞原形；B. reducing現(xiàn)在分詞；C. to reduce動(dòng)詞不定式；D. have reduced完成時(shí)態(tài)。句中的to+動(dòng)詞原形，說明用紙的兩面的目的。所以選A。

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