93. Generally speaking, ______ according to the directions, the drug has no side effect.

　 A. when taking　　　 B. when taken

　 C. when to take　　　 D. when to taken

92. ----- Susan, go on. Your sister is cleaning the yard.

　 ----- Why ____? John is sitting there doing nothing.

A. him　　 B. he　　　　 C. I　　　　 D. me

91. ____ time, he’ll make a first-class tennis player.

　　 A. Having given　 B. To give　　 C. Giving　　 D. Given

90. ---- Is that car yours?

　 ---- No. Neither is that _____.

　 A. your nor is that Jack’　　　 B. yours not is that Jack

　 C. yours not that is Jack’s　　 D. yours nor is that Jack’s

89. ---- Look! There _______.

　 ---- Oh, yes, there _____.

　 A. to the policemen; go they　 B. go the policemen; they go

　 C. are the policeman going; are going D. went the policemen; they went

88. Not until he reached the station ____ that his ticket had been left home.

　 A. does he realize　　　 B. he realized

　 C. did he realize　　　　 D. he had realized

87. Only when your identity had been checked, _____.

　 A. you are allowed in　 B. you will be allowed in

　 C. will you allow in　　 D. will you be allowed in

86. Under that tall tree ______ four people, playing cards.

　 A. stood　　 B. sat　　 C. ran　　　 D. looked

85. Next door to ours _____, who is no less than 90.

　 A. lives a senior man　　　　 B. that lives a senior man

　 C. does a senior man live　　　 D. where lives a senior man

84. No sooner _______ asleep than she heard a knock at the door.

　A. she had fallen　　　　　　 B. had she fallen

　C. she fell　　　　　　　　　 　　　　D. she did fall