两地相距275千米，A、B两列火车从两地同时开出，相向而行，经过 54 小时相遇．A列车每小时行120千米，B列车每小时行

题干

两地相距275千米，A、B两列火车从两地同时开出，相向而行，经过

5

4

小时相遇．A列车每小时行120千米，B列车每小时行（）

A：125千米

B：100千米

C：150千米

D：210千米

上一题下一题 0.0难度选择题更新时间:2017-10-07 11:04:35

答案(点此获取答案解析）

B

同类题4

完成对话
A: How was your vacation, Fred?
B: ____ .
A: ____ ?
B: I went to the U.S. with my parents.
A: Cool! ____ in the U.S.?
B: First we went to Los Angeles(洛杉矶). My uncle lives there. Then we went to New York to see my cousin.
A: ____ ?
B: It was a little warm but sunny.
A: Did you see any movie stars in Los Angeles?
B: No, but I saw Tom Cruise in New York. He was at a restaurant! I got his autograph.
A: Wow! That’s great! What else did you do in New York?
B: Hmm…Oh yeah, I also went to Central Park.____ there! .

题干

答案(点此获取答案解析）

同类题1

同类题2

同类题3

同类题4

同类题5