291.Tell your brother to come_____,because it's going to rain in a minute or two.

　　A.indoors B.outdoors C.outward D.inwards

　　[答案]A.indoors

　　[注釋]按句子的邏輯意思應(yīng)選indoors adv.向屋里;在屋里，inwards adv，向

　　內(nèi)，向中心，outward向外。outdoors是indoors的反義詞。

　　本文譯文:叫你兄弟進屋來，因為天馬上要下雨了.

　　292.I can't advise you what to do.You must use your own_____.

　　A.opinion B.guesswork C.justice D.judgment

　　[答案]D judgement

　　[注釋]judgement判斷。guesswork猜測，justice正義，公正，ideal理想。

　　293.Because of the poor harvest,wheat prices have_____in the last six months.

　　A.added B.jumped C.amounted D.developed

　　[答案]B.jumped.

　　[注釋]jump(=rise suddenly in price)指“(價格)暴漲”。

　　294.There is a 20 minute parking_____here,so we must get back to the car very quickly.

　　A.freedom B.limit C.allowance D.prohibition

　　[答案]B.limit.

　　[注釋]parking limit意為在停車場“停車的時間限制”。a 20 minutes parking limit(停車時間限制為20分鐘).

　　295.The country needs a_____government.We have had three Prime Ministers in a year.

　　A.stationary B.changeless C.constant D.stable

　　[答案]D.stable.

　　[注釋]stable穩(wěn)定的。stationary靜止的，不變的，固定的。changeless不變的，無變化的。constant經(jīng)常不斷的。

　　296.Having said he would mend the clock,he discovered that he had not brought the_____tools for the job.

　　A.concise B.correct C.right D.precise

　　[答案]C.right.

　　[注釋]right適當?shù)模�恰當�(shù)?He is the right man to do the job。(他是干這項工作的合適人選)concise簡明扼要的，correct正確的;exact確切的：exact time確切的時間，exact age確切的年齡，exact weight確切的重量;exact weight確切的重量;exact information確切的信息;exact cause確切的原因;exact meaning確切的意思。

　　297.Radium salts,which have been found to_____in bones,give rise to cancers of the bone.

　　A.pile up B.build up C.keep up D.pull up

　　[答案]B.build up.[注釋]build up(=accumulate)積累。pile up堆積。keep up保持，維持。pull up停車。

　　298.It has been laid down that each student must_____a composition to the teacher once a week.

　　A.turn in B.give up C.put forward D.bring out

　　[答案]A.turn in.[注釋]turn in(=hand in)上交。

　　299.Our house is the most_____one in the street;it is painted red.

　　A.permanent B.indifferent C.predominant D.prominent

　　[答案]D.prominent.

　　[注釋]prominent突出的;突起的。indifferent漠不關(guān)心的;permanent永久的;predominant占優(yōu)勢的，主要的。

　　300.I shall take you back to Beijing_____you are well enough to travel.

　　A.presently B.promptly C.immediately D.shortly

　　[答案]C.immediately

　　[注釋]immediately(=directly)作連詞用，意為“一……就……”，相當于as soon as.