It's very hot _____ summer in Beijing.A. on B. at C. in
上课了,老师要跟同学们打招呼,他可以这样说:A.Good morning, boys and girls. B.Goodbye, boys and girls.
当你和怀特老师告别时,你会说:A. Hello! Miss White B. Goodbye! Miss White
当吴一凡向别人介绍自己时,他会说:A. Hello! I’m Wu Yifan B. Hi! I’m Sarah
指着书桌时,你可以这样说:A. Pont to the chair , B.Point to the desk.
当别人送你东西时,你应该礼貌地说:A. Hello!. B.Thank you.