The bridge is _____the river. A. on B. at C. over
这是吴一凡。A. This is WuYifan。B. Bye, WuYifan . C. I’m WuYifan.
很高兴见到你!A. What’s your name?B. Nice to meet you.C. How are you?
下午好!A.Good morning.B.Good afternoon.C.Goodbye。
当你和别人说再见时,你应该说:A. Goodbye! B. I’m fine. thank you.
我国国旗的颜色是:A .red and white B.red and yellow