-Do you know Earth Day?-Sure, it _______ in 1970 to tell us to protect our earth.
—I’m going to take part in the English speech competition tomorrow. —_________. A. Have a good trip! B. I wish you success! C. Good idea!
Wake up, Tom! It’s time to get up now, ________ you’ll miss the school bus. A. or B. and C. but
Tom is new here. He doesn’t know _________the bookstore. A. where to get to B. when to get to C. how to get to
Jane’s father ________ to Cuba on business tonight. He is packing his bags now. A. is flying B. has flown C. will flying
______ it’s cold in winter, quite a few people ______ go swimming in the swimming pool every day. A. Although, but B. Though, still C. /, but