You will pass the exam_____you study with a strong will.

A.unless　　 B.until　　 C.as long as　 D.as well as

There is little time left, so the chairman asked me to ______my speech to 20 minutes.

A. make　　　 B. give　　　 C. limit　　　　 D. explain

— _____ you write so well?　　　　　　　　　　　　　　　　

　 — By reading and keeping diaries every day．

　 A． How is it that　　　　　　　　 B． Is it how that　　　

C． How it is that D． What is it that

Sally’s never seen a play in the Shanghai Grand Theatre, ________?（ ）

A. hasn’t she　　　　　　　　 B. has she

C. isn’t she　　　　　　　　　 D. is she

C ______ (連接)the following two short sentences to make a new sentence

The shop-assistant was straight with his customers. If an article was of _____ quality, he'd tell them so.

　　A. minor B. humble C. inferior D. awkward

Over time,the r　　　 of sand has caused serious erosion of the land ?along? the river.

During the debate, opinions were roughly ______ into groups. One was for the suggestion that more money should be budgeted for the poor while ______ was against it.

A. divided; the other　 B. separated; the other C. clarified; other　 D. classified; other

Of the two brothers, Bill is _______ younger one, and he is a quiet boy, ________ that most adults like very much.

　 A. a, one　　　　 B. a, the one　　　 C. the, one　　　　 D. the, the one

– Why are you so anxious?　

-- Many times as I have tried, the MP3 I bought yesterday ______work．What’s wrong with it? 　　　　

A．doesn’t 　 B．won’t 　　　 C．might not 　 D．couldn’t