There was a fierce debate about _____we should go on with experiments on creating new life.
A.whichB.whetherC.thatD.What
B

試題分析:考查賓語(yǔ)從句。 Whether we should go on with experiments on creating new life.在句中作介詞about的賓語(yǔ),A項(xiàng)中的which可以引導(dǎo)定語(yǔ)從句,指物,也可以引導(dǎo)名詞性從句,表選擇:哪一(個(gè)); B項(xiàng)中whether:是否,引導(dǎo)名詞性從句; C項(xiàng)中的that引導(dǎo)定語(yǔ)從句,或名詞性從句,無(wú)意義,只起連接作用;D項(xiàng)中 What表:什么,引導(dǎo)名詞性從句。句意:有一個(gè)激烈的辯論,我們是否應(yīng)該繼續(xù)做關(guān)于創(chuàng)造新生活的實(shí)驗(yàn)。根據(jù)句意,選whether。
點(diǎn)評(píng):首先要分清是什么樣的從句,然后掌握每個(gè)連詞的意義和用法。
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