90. He’s posted the letter, _________he?

A. isn’t　　　　　 B. doesn’t　　　　 C. hasn’t　　 　　 D. wasn’t

89. The suit’s finished, __________?

A. doesn’t it　　 B. isn’t it　　　　 C. haven’t you　 D. hasn’t it

88. Wait a minute, __________?

A. shall you　　　 B. will you　　　　 C. do you　　 　 D. don’t you

87. Let us pass, _________?

A. shan’t we　　 B. shall we　　 　　　 　　C. won’t we　 　　　 D. will you

86. Let’s take a rest, ___________.

A. will we　 　B. shall we　　　　　 C. shan’t we 　　　 D. won’t we

85. It’s the third time that John has been late, ____?

A. hasn’t he　　 B. isn’t he　　　　 C. isn’t it　 　 D. hasn’t it

84.Just in front of our house ___ with a history of 1,000 years.　

A. does a tall tree stand 　　　　　 　B. stands a tall tree

　C. a tall tree is standing 　　　　 　D. a tall tree stands　

83.I’ve tried very hard to improve my English. But by no means　 with my　 progress______.　 A. the teacher is not satisfied　 　　B. is the teacher not satisfied

C. the teacher is satisfied　 　　　　 D. is the teacher satisfied　　　　　　　　　　　　

82.At the foot of the mountain　______. A. a village lie　B. lies a village　　　 C. does a village lie　D. lying a village　　　

81．The hurricane damaged many houses and business buildings；______，it caused 20 deaths.　

A．or else　　　B．therefore　　　　　 　C．after all　　　　D．besides