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课时提升作业(三十五)
选修8 Units 3、4
Ⅰ. 单项填空
1. The joke told by Tom made us , so our math teacher couldn’t make himself .
A. laugh; hearing B. laugh; heard
C. laughing; hear D. laughed; to be heard
2. (2013·徐州模拟)Only when we saw the photos about the air crash how terrible it was.
A. had we known B. we had known
C. did we know D. we knew
3. (2013·太原模拟)Many surveys show that good health regular exercise and a good habit of living.
