中国移动用户拨打所在地10086（）。
A.收取基本通话费
B.收取信息费
C.不收费
D.长途费
参考答案：C
A: You look very nice in your new dress today.
B: Oh, really? I _________ it when it was on sale. [ ]
A. buy
B. bought
C. have bought
D. will buy
加油机给战斗机加油，以加油机为参照物，战斗机是______（选填“静止”或“运动”）．
