1、【题目】In 1900, the energy derived from burning petroleum was only four percent ______ of coal.

选项：

A.that

B.this

C.what

D.which

答案：

A

解析：

暂无解析

1、【题目】Homingpigeonisusefulasa______carrierbecausewhentakenfromhome,itwillreturnatthefirstopportunity.

选项：

A.meaning

B.information

C.message

D.content

答案：

C

解析：

暂无解析

1、【题目】Her talent and experience ______ her to the respect of her colleagues.

选项：

A.authorized

B.qualified

C.deserved

D.entitled

答案：

C

解析：

暂无解析

1、【题目】Notallbirdscanfly,______doallbirdsbuildnests.

选项：

A.not

B.no

C.never

D.nor

答案：

B

解析：

暂无解析

1、【题目】Inordertobuyanewcar,youshouldatleast______onehundreddollarsaweek.

选项：

A.putout

B.putforward

C.putup

D.putasideII

答案：

D

解析：

暂无解析

1、【题目】Jeans are so hot these days that big name stars appear on TV advertising for their ______ brands.

选项：

A.favorite

B.unique

C.permanent

D.intimate

答案：

A

解析：

暂无解析

1、【题目】Whilecrossingthemountainarea,allthemencarriedgunslestthey______bywildanimals.

选项：

A.shouldbeattacked

B.mustbeattacked

C.couldbeattacked

D.wouldbeattacked

答案：

D

解析：

暂无解析

1、【题目】Mrs.Smithlockedboththefrontandthebackdoorsbeforeshewenttobed______thatsomeonemightstealintothehouseatnight.

选项：

A.so

B.forfear

C.unless

D.oncondition

答案：

D

解析：

暂无解析

1、【题目】Thosefamiliarwitheveningdresswillalways______blackwithelegance.

选项：

A.link

B.associate

C.connect

D.relate

答案：

A

解析：

暂无解析

1、【题目】In1900,theenergyderivedfromburningpetroleumwasonlyfourpercent______ofcoal.

选项：

A.that

B.this

C.what

D.which

答案：

A

解析：

暂无解析

1、【题目】Mrs. Smith locked both the front and the back doors before she went to bed______thatsomeone might steal into the house at night.

选项：

A.so

B.forfear

C.unless

D.oncondition

答案：

D

解析：

暂无解析