题目内容
介词填空
The map ________ China is ________ the back
选用合适的介词填空
I'm able to express the thought _______ body language.
用适当的介词填空
The shop is open ________ 8 a.m. ________ 9 p.m.
The library is open ________ 9:00 a. m. ________ 10:00 p. m. ________ summer.
The mall is open ________ 6∶00 a. m. to 12∶00 p. m.