71. (1) He never said that he was good at mathematics, ______?
(2) He was unhappy at school today, _______?
A. was he B. wasn’t he C. did he D. didn’t he
(3) Tom dislikes playing tennis, ______?
A. does he B. doesn’t he C. did he D. didn’t he
72. (1) Not until he was eight ______ go to school.
A. he did B. he did do C. did he D. had he
(2) Only when the war was over ______ get happily back to work.
A. he was able to B. was he able to C. did he able to D. he did able to
73. (1) ______, he could work out the problem.
A. Child as he was B. As he was a child C. A child as he was D. As he was child
(2) ______, he failed again in the driving test.
A. As he might try B. Might as he try C. Try as he might D. Tried as he might
74. (1) Fran is an honest girl; I say it, ______ I don’t like her.
(2) Fran is an honest girl; I say it, ______, I don’t like her.
A. even though B. as though C. even so D. as long as
75. (1) Doctor Godwin says that _____ what forceful arguments against cigarette there are, many people insist on smoking.
(2) Doctor Godwin says that _____ forceful arguments against cigarette there are, many people insist on smoking.
(3) Doctor Godwin says that _____ happens, many people insist on smoking.
A. whatever B. no matter C. however D. even if
76. (1) ______ China’s reform and opening up in late 1978, its quick development has aroused worldwide attention.
(2) ______ China’s reform-opening-policy works, its quick development arouses worldwide attention.
A. While B. As C. Since D. With
77. (1) --- Was it there ______ you were away to see your friend off?
--- I’m not sure. But when I got back, it was gone.
(2) --- Was it there ______ you put your bike to see your friend off?
--- I’m not sure. But when I got back, it was gone.
A. that B. which C. while D. where
78. (1) Scientists generally agree that Earth’s climate will warm up over the next 50 to 100 years ______ it has warmed in the 20,000 years since Ice Age.
(2) Scientists generally agree that the Earth will exist ______ it has done in the past.
A. as long as B. as much as C. so long as D. as well as
79. (1) --- Excuse me. Did you notice whether the No. 108 bus had gone by?
--- Not ______ I’ve been standing here.
(2) ______ a car reaches the end of its life, it is taken apart and any part that can be reused is sold off.
(3) He never thought that his success came ______ he least wanted it.
A. U(u)ntil B. O(o)nce C. S(s)ince D. W(w)hile
80. (1) This is an illness that can result in total blindness ______ left untreated.
(2) ______ you want me to fire you, I suggest you stop wearing sports clothes at office.
(3) You must keep on working in the evening ______ you are sure you can finish the task in time.
A. since B. if C. unless D. until
答案：71. ABB 72. CB73. AC 74. AC 75. BAA 76. CB 77. CA 78. BA 79. DBA 80. BCC