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14.There was a________look on his face when he met with the________problem.

A.confusing;confusing       B.confused;confused

C.confusing;confused        D.confused;confusing

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13.You’d better go there by train.The train ticket is________the airplane ticket.

A.as cheap three times as       B.as three times cheap as

C.three times cheaper than      D.cheaper three times than

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12.(2009年山东德州模拟)-Shall I give you a ride as you live so far away?

-Thank you,________.

A.it couldn’t be better       B.of course you can

C.if you like               D.it’s up to you

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11.At times the balance in nature is________,resulting in a number of possibly unforeseen effects.

A.confused                B.puzzled

C.disturbed                D.troubled

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10.If I ruled the world,I would________the world________everything that is bad.

A.get rid of;by            B.be rid of;by

C.rid;of                 D.get rid;of

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9.________your help,how could I have passed the difficult interview!

A.But for                 B.Thanks to

C.Owing to                D.As to

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8.China has successfully sent up the Shenzhou Ⅶ spacecraft into space________with sophisticated devices of science and technology.

A.to be equipped            B.equipped

C.equipping                D.having been equipped

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7.The population of Africa is________so rapidly as to cause concern of the whole world.

A.expanding               B.stretching

C.extending                D.spreading

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6.Nowadays everyone is responsible for________a harmonious society in China.

A.making up               B.taking up

C.opening up               D.building up

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5.Progress so far has been very good.We are________confident that the work will be completed on time.

A.otherwise                B.therefore

C.however                 D.somehow

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