Every student is required to watch the teacher carefully before _____ the chemis
题型：专项题难度：来源：
Every student is required to watch the teacher carefully before _____ the chemistry
experiment. |
| [ ] |
A. performing
B. taking
C. picking
D. having |
答案
| A |
举一反三
| Only a few soldiers _____ the battle. |
| [ ] |
A. survived
B. remained
C. survived in
D. remained in |
The books in the largest library of the city could _____ all the information we need for
us. |
[ ] |
A. provide
B. offer
C. present
D. supply |
| Our share of the market has _____ sharply this year. |
| [ ] |
A. decreased
B. developed
C. gathered
D. applied |
| This book _____ ten units, _____ three mainly revision. |
| [ ] |
A. contains; including
B. includes; containing
C. contains; containing
D. includes; including |
| I want to buy that kind of cloth because I _____ the cloth _____ well. |
A. have told; washed
B. have been told; washes
C. was told; washed
D. have been told; is washed |
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