My best friend Liu Fang is _____ my left.[ ]

Our teacher wants us to be ______ when we talk with the foreigners.—Yes, we should believe in ourselves.

What do you do __________ National Day?[ ]

. I didn’t sell it. I _______it ________.

How’s your weekend, Jack?—I spent all time _____ my friends. But sometimes I spend time _____ the internet. [ ]