—Why are you so excited?—Peter invited me _______ on a trip to Yuntai Mountain.
– Is this a bus ?– _______. It’s a car.
Stephen Hawking is from _________.A. the U.S.A. B. Japan C. England D. Canada
中华人民共和国的英文简写是 ________。
----Why not have some water? --- ________________.
--- Would you like to come to my home this evening? -- Yes, _________.