216.She tried hard,()she was unsuccessful.

A. 　 therefore

B. 　 but

C. 　 or

D. 　 unless

153.It was not until he arrived at the station()he realized he had forgotten his ticket.

A. 　 there

B. 　 then

C. 　 that

D. 　 where

179.He said he()the next day.

A. 　 will come back

B. 　 come back

C. 　 would come back

D. 　 came back

159.I liked to play football when I was young.().

A. 　 So he was

B. 　 So was he

C. 　 So did he

D. 　 So he did

131.Mr.Brown, and not I ,()chosen to be the representative of the class.

A. 　 is

B. 　 am

C. 　 are

D. 　 have been

67.Anyone can get into the club,()he is a member there.

A. 　 even if

B. 　 unless

C. 　 as that

D. 　 so long as

120.Mary had finished her homework()the time I got home.

A. 　 until

B. 　 at

C. 　 by

D. 　 when

6.Johnson()his meal when his friend Tim called him to eat out together.

A. 　 had finished

B. 　 has finished

C. 　 finished

D. 　 Finished

23.Teachers are some of the most important professionals in the world. They are responsible___21___preparing future generations to become productive and honest citizens, who will___22___to society for the whole of their adult life.Obviously, the most common reason___23___teachers decide to teach is the ability to make a difference. There are many professions that give people the ability to have a( )___24___impact on the world and change people’s lives,___25___few professions have a direct impact on___26___a better society as teachers do. People tend to___27___their teachers for years after they finish school, for good teachers can___28___their students to become something that they___29___thought they could be, or to work___30___a field that they thought they did not___31___.Teachers are also important because they provide___32___for their students. In certain low-income areas___33___some students may not have both of their parents___34___, teachers can provide an important influence that helps their students make the right___35___, even when they are not in the classroom. Generally, teachers’impact on students can last all through their life.以下选项23题答案为()。

A. 　 what

B. 　 why

C. 　 which

D. 　 how

27.Teachers are some of the most important professionals in the world. They are responsible___21___preparing future generations to become productive and honest citizens, who will___22___to society for the whole of their adult life.Obviously, the most common reason___23___teachers decide to teach is the ability to make a difference. There are many professions that give people the ability to have a( )___24___impact on the world and change people’s lives,___25___few professions have a direct impact on___26___a better society as teachers do. People tend to___27___their teachers for years after they finish school, for good teachers can___28___their students to become something that they___29___thought they could be, or to work___30___a field that they thought they did not___31___.Teachers are also important because they provide___32___for their students. In certain low-income areas___33___some students may not have both of their parents___34___, teachers can provide an important influence that helps their students make the right___35___, even when they are not in the classroom. Generally, teachers’impact on students can last all through their life.以下选项27题答案为()。

A. 　 remind

B. 　 remember

C. 　 reflect

D. 　 review