下列各句中，没有语病的一项是  (　 　)

“学生罢课半月，政府不管不理，且对待日益严厉；商界罢市不及一日，而北京被捕学生获释；工商界罢工不及五日，而曹汝霖被罢免。从中可以看出五四运动取得胜利的主要原因是（    ）

（Ⅰ）求椭圆E的离心率；

（Ⅱ）如图，AB是圆M：（x+2）²+（y﹣1）²= $\frac{5}{2}$ 的一条直径，若椭圆E经过A、B两点，求椭圆E的方程．

“酒驾”是当前热门的话题之一。交通巡逻警察检查驾驶员是否饮酒的仪器里装有K₂Cr₂O₇，K₂Cr₂O₇中铬元素（Cr）的化合价为（    ）

从对话后的方框中选择适当的选项补全对话
Ted: What's the best restaurant in town?
Kay: What kind of food do you like?
Ted: ____ 
Kay: Well, the French Deli is really good.
Ted: ____ 
Kay_: Yes, it's the most expensive restaurant in town. But it has the best service, too.
Ted:____ 
Kay: It's cheaper than the French Deli, but the food is kind of boring.
Ted: ____ 
Kay: Oh, that's a new place. It's the most popular restaurant in town.
Ted: Is the food good?
Kay: Yeah, if you like hot curry.
Ted:Yeah. I love it! Let' s go there.