B
考查happen用法。Happen发生，碰巧；happen to do sth碰巧做某事；句意：当他正要出去找Mary的时候，她碰巧进来了。D项表示已经完成的事情，不符合句意。故Ｂ正确。
As he was about to go out to search for Mary, she happened _
1个回答
相关问题
-
He was about to go out for a walk _____ it begin to rain.
-
I was about to go out for a walk ________ it began to rain.
-
jones woke up early in the morning.she was about to go to he
-
He was always searching for a meaning to life.
-
1 as he was going to say ,you explained to him .as he _ _ to
-
我在练习册上看到这个句子,As I came,she was about to go to the cinema.as
-
she went out to see what A is happening B is happened C was
-
mary was sick yesterday ,but she is well enough to go to sch
-
She opened her eyes and was about to cry out ______ she hear
-
I was just about to go out ___ the bell rang