I really don't know the clock.
A. to repair
B. to how repair
C. how repair
D. how to repair
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It will be bad for your health to eat food and take exercise.
A. fewer; more
B. more; less
C. little; much
D. less; more
Britain did not introduce compulsory primary education 1880.
A. after
B. until
C. since
D. while
If ,try to have a good night's sleep
A. you go on a long Journey
B. go on a long journey
C. you about to go on a long journey
D. about to go on a long journey
The books here ever since they were laid here.
A. have been lying
B. have been laid
C. were lying
D. were laid
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