题目内容
I was ________ leave ________ I saw him ________
towards me with a bag in his hand.
[ ]
A.about to, when, running
B.about to, while, running
C.to about, when run
D.about to, when, run
答案:A
提示:
提示:
|
固定用法 be about to do意为即将干什么when表示一个时间点,而see sb. doing sth. 意为“看到某人干什么”。 |
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