1、The professor said he could talk on _____ interested the audience.

　　A.any topic　　B.which topic　　C.whichever topic　　D.the topic he thought it

　　2、Under no circumstance _____ to tell lies to parents.

　　A.children are allowed　　B.are children allowed

　　C.children will allow　　　D.will children allow

　　3、Modern science and technology has _____ communication between people far apart.

　　A.made convenient　　B.made it convenient

　　C.made it convenient for　　D.made it convenient to

　參考答案&解析：

　　1、C　whichever已失去疑問含義，等于 anything that，表示強調(diào)；而 which topic中 which保留疑問含義，譯成“哪一個題目”，不符合句意。而A項和D項中缺少連詞。故答案為C。

　　2、B　含有否定意義的副詞及介詞短語放在句首時，句子中主語和謂語用部分倒裝。故答案為B。

　　3、A　題目中has made是謂語，communication between people far apart是賓語，convenient是賓語的補語，被前置。如用B項，it是形式賓語，后面應(yīng)跟不定式或從句。故答案為A。