1._______ at all is worth doing well.

　　A. Whatever is worth doing B. That is worth doing C. What is worth doing it D. Whatever is worth doing it

　　2.He bought a house for his children ________.

　　A. lived in B. to live in C. lived D. to live

　　3.By the middle of the 21st century，the vast majority of the world‘s population will be living in cities _______ in the country.?

　　A. other than B. more than C. better than D. rather than

　　4.People appreciate _______ with him because he is knowledgeable and humorous.

　　A. talking B. talked C. talk D. to talk

　　5.Imports will be allowed in proportion _______ exports.

　　A. to B. for C. out D. of

　　參考答案：

　　1.正確答案：A答案解析：句意為“凡是值的做的，就值得好好去做?！北绢}注意的是：這個句型中的動名詞是用主動形式表示被動意義。

　　2.正確答案：B答案解析：本題屬于動詞不定式復合結構做后置定語。in不可省略。句意：他買了一套房子給孩子們住。

　　3.正確答案：D答案解析：本題考查詞組辨析。rather than：與其…(不如);不是…(而是)。句意：到二十一世紀中葉，世界上大多數(shù)人口將生活在城市而不是農村。

　　4.正確答案：A答案解析：appreciate doing sth. 愿意，喜歡做某事。句意：人們喜歡同他交談是因為他既博學又幽默。

　　5.正確答案：A答案解析：in proportion to：按…的比例，與…成正比。