1[.单选题]He has just taken an examination __ chemistry.

　　A.for

　　B.about

　　C.on

　　D.in

　　[答案]D

　　【解析】表示在某个方面用介词in。

　　2[.单选题]It was not until he arrived at the station __ he realized he had forgotten his ticket.

　　A.there

　　B.then

　　C.that

　　D.where

　　[答案]C

　　本句是强调句型。

　　3[.单选题]I didn't know the answer, __.

　　A.neither he did

　　B.neither did he

　　C.neither he knew

　　D.he didn't neither

　　[答案]B

　　【解析】neither引导的省略句需倒装，倒装句在时态上应与前面句子保持一致。

　　4[.单选题]She __ into tears when she heard from the hospital that her father died.

　　A.burst

　　B.went

　　C.fell

　　D.exploded

　　[答案]A

　　【解析】burst into tears表示“突然哭起来”，属于固定用法。

　　5[.单选题]This car costs __the other one.

　　A.as much over

　　B.as much more as

　　C.as much to

　　D.as much as

　　[答案]D

　　【解析】as...as...表示“与……一样”，as与as之间用形容词或副词的原级。

　　6[.单选题]If we __ sooner, we might have got there.

　　A.started

　　B.had started

　　C.would have started

　　D.start

　　[答案]B

　　【解析】这是一个表示与过去事实相反的假设。这种虚拟形式一般是：从句谓语是过去完成时(had done)，主句谓语是would(should，could，might)+have done。

　　7[.单选题]She tried hard, __ she was unsuccessful.

　　A.therefore

　　B.but

　　C.or

　　D.unless

　　[答案]B

　　【解析】本句句意是：她努力试了，但没有成功。

　　8[.单选题]How much would you __ for repairing my radio?

　　A.charge

　　B.cost

　　C.pay

　　D.spend

　　[答案]A

　　【解析】charge表示“索价;要支付……”。

　　9[.单选题]He talks as if he __ everything.

　　A.knows

　　B.was known

　　C.will know

　　D.knew

　　[答案]D

　　【解析】句中含有一个由as if引起的方式状语从句，这种从句有时要求用虚拟语气。本句是与现在事实相反的假设，因此谓语用过去式。

　　10[.单选题]The new large passenger jets have made the traffic problems at airports _______.

　　A.more bad than it was

　　B.the worse than before

　　C.worse than ever before

　　D.more bad than they were

　　[答案]C