—Jack.  All the young trees____at once.         —OK.  I"ll do it at once.[     ]

—Jack.  All the young trees____at once.         —OK.  I"ll do it at once.[     ]

题型:同步题难度:来源:
—Jack.  All the young trees____at once.        
—OK.  I"ll do it at once.[     ]
A. must be watered
B. must water
C. must be watering
答案
A
举一反三
Another popular idea is that the Stonehenge       _ a kind of calendar.             [     ]
A. must be            
B. can"t be                
C. might be
题型:同步题难度:| 查看答案
You _______ walk across the road. It’s dangerous.[     ]
A. may not
B. don’t have to
C. must not
D. needn’t
题型:同步题难度:| 查看答案
—Your mother look a bit disappointed. You   __    have told her the truth.        
—Yes, I have told her about the result of the exam.     [     ]
A. should      
B. must          
C. can
题型:同步题难度:| 查看答案
Boys, you ____ be sitting in this room. It is for your teachers only.      [     ]
A. shouldn"t    
B. don"t have to    
C. won"t    
D. needn"t
题型:同步题难度:| 查看答案
句型转换。1. You"ll find the flowers somewhere.(改为否定句)
     You ______  find the flowers______.
2. He didn"t have an umbrella at that time.l didn"t either.(同义句转换)
     ______ of ______ had an umbrella at that time.
3. He had some bread for breakfast.(改为一般疑问句)
    ______ he______ bread for breakfast?
4. They take buses to go to work.(对画线部分提问)
     ______  ______ they go to work?
5. I"m staying in Shanghai for two months.(对画线部分提问)
     ______  ______ are you staying in Shanghai?
题型:同步题难度:| 查看答案
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