问题
There is a tree the classroom. [ ]
A: in the front of
B: in front of
C: on the front of
D:on the middle of
B: in front of
C: on the front of
D:on the middle of
正确答案是：
同类题型
Some questions _______at their class meeting last week.
I get used to _______ early and going to bed early. It’s a good habit.
Do you know when Dr Smith_____for dinner this evening?—-No,but I think he _____when he is free.
The company has turned ____ e-commerce.
I often go to school _________ 7:30 _________ the morning. [ ]