必修三Unit 2《Healthy eating》单元测试3
笔试部分：
I. 单项选择
1. It looks like rain, so you'd better ______ without an umbrella.
A. goB. not to go C. going D. not go
2. The children are full of ______. They have been playing all day long without resting.
A. forceB. power C. energy D. strength
3 She became fatter and fatter, so the doctor advised her______.
A. losing weight B. to lose weight C. to keep weight D. to gain weight 4. Since your brother is in trouble, you ______ give him a hand.
A. needB. could C. might D. should
5. —Let's go to a movie after work, OK?
— _____________A. Not at all.B. Why not? C. Never mind. D. What of it?
6. I was really anxious about you. You _______ home without a word.
A. mustn't leaveB. shouldn't have left C. couldn't have leftD. needn't leave
7. Black holes _____ not be seen directly, so determining the number of them is a tough task.
A. can B. should C. mustD. need 8，I think he could have joined us, but he ____
A. doesn't B. didC. didn'tD. couldn't
9 .—Did you visit the famous museum?
—No, we _____, but we spent too much time shopping.
A. could have visitedB. must have visited
C. can' t have visitedD. shouldn't have visited
10. —You know that you were driving 100 km an hour, don't you?
—No officer, I ____. This car doesn't do more than 80.
A. may not have beenB. couldn't have beenC. mustn't have beenD. shouldn't have been
11. —Where is Jack? I can't find him anywhere.
— He ______ his homework upstairs.
A. might have done B. must have doneC. might be doing D. must do
12. Mr. White _____ at 8:30 for the meeting, but he didn't turn up.
A. should have arrived B. should arrive C. should have had arrived D. should be arriving
13. We _____ last night, but we went to the concert instead.
A. must have studied B. might study C. should have studied D. would study
14. No potatoes for me—I'm _______ a diet.
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