题目内容
—Tony, could you give me a hand?
—Wait a minute. I ______.
A. lock the door B. will lock the door
C. am locking the door D. was locking the door
C。对时态的考查。前者问“托尼,你能帮我一下吗?”后者回答,“等一分钟,我正在锁门。”用进行时表示自己正在忙。所以答案选C。
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