Sales of CDs have greatly increased since the early 1990s, when people _______to
题型：0108 期中题难度：来源：
| Sales of CDs have greatly increased since the early 1990s, when people _______to enjoy the advantages of this new technology. |
A. begin
B. began
C. have begun
D. had begun |
答案
举一反三
— What did your father do before he works here?
— He _____ the city bus for over ten years. |
A. drives
B. was driving
C. drove
D. has driven |
| She ______ her keys at home and couldn"t get her bag. |
| [ ] |
A. forget
B. forgot
C. leave
D. left |
— How long have you _____?
— It"s about ten years since we _____. |
A. married, married
B. been married, were married
C. got married, got married
D. been married, got married |
— I"m sorry. I ____ hurt you.
— Forget it. |
A. haven"t meant to
B. am not meant to
C. didn"t mean to
D. never mean to |
| It has been five years since the party _____. Many people wonder whether it will stay on. |
| [ ] |
A. has come to power
B. came to power
C. has been in power
D. in power |
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