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A. on B. in C. at D .to 【查看更多】

 

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Christmas is ________ December 25th.
[     ]
A. on
B. in
C. at
D. to

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Christmas is ______ December 25th.
[     ]
A. on      
B. in    
C. at      
D. to

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The door is     the wall.

A. on                  B. in              C. at                D. to

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The door is     the wall.

              A. on   B. in   C. at   D. to      

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They do some exercises _____Friday morning.
[     ]
A. on
B. in
C. at
D. to

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