问题

Our headmaster isn’t in his office. I can’t find him anywhere. Did you notice him ______ the office

A:to enter
B:enter
C:to leave
D:leave;

正确答案是：

同类题型

Mary wants to know .

_________ is important for us to learn Chinese well

He sat down at his desk to figure out the exact figures.

During the expedition in themountD．ability