题目内容
It ______ hard when our monitor (['mnit
]
n. 班长)came to see us.
[ ]
A. snows B. snowed C. was snowing D. snowing
答案:C
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题目内容
It ______ hard when our monitor (['mnit
]
n. 班长)came to see us.
[ ]
A. snows B. snowed C. was snowing D. snowing