Mrs White _______ dinner when her son came home.

Do you know why he left so early ?–__________ for the English test, I guess..

The sentence structure (结构) of “They painted the walls white.” is “_____”. [ ]

What cold weather！—Yes. But it’sunusual experience for us, we normally live in a hot place.

What do you think of the film Switch? —Wonderful. But I am sorry I the beginning of it.