题目

一枚火箭由地面竖直向上发射，其 图像如图所示，由图像可知（） A . 时间内火箭的加速度小于 时间内火箭的加速度 B . 在 时间内火箭上升， 时间内火箭下落 C . 时刻火箭离地面最远 D . 时刻火箭回到地面 答案：A,C阅读下面短文，掌握其大意，从每题所给的A、B、C、D四个选项中，选出最佳选项。 FOUND Black wallet with some money. Come to Room 502 in the evening, or call 9796788. WANTED IMMEDIATELY A boy or a girl to deliver newspapers Pay: $ 10 per day Hours: 3:30 a.m. to 8:30 a.m. from Mon. to Sat. For more information Call Mr. Jones on 8947659     Call Jeff on 3338651 SINGLES’(单身) CLUB A club for single people looking for new friends. Ages: 25-40 Activities: parties, swimming, concerts, dances, etc We meet every Friday at 8:30 p.m. 28 Garden Street        Tel: 7026449    E-mail: singleclub@yahoo.com     1. If you have lost a black wallet, you can call         to ask for it. A. 3338651                       B. 8947659                                C. 7026449                                   D. 9796788 2.Who can join the Singles’ Club? A. A 24-year-old young man.                                                  B. A 28-year-old married woman C. A 29-year-old single lady.                                                   D. A 50-year-old single man. 3.If you get the job of delivering newspapers, how much can your earn every week? A. $ 50                                B. $ 60                                          C. $ 70                                          D. $ 80