28 A) The management and union representatives reached an agreement.

　　原句：....which resulted in a new agreement on working hour and conditions.

　　29 B) rainy

　　注意时间词。原文：rain will spread from Scotland to cover most parts by midnight.

　　30 C) Very few of them knew much about geology.

　　原文：From his audience and analysis he learned that only 2 or 3 of his classmates knew much of anything about geology.

　　31 B) By noting where the most severe earthquake in U.S. history occurred.

　　以自己本地发生过的大地震以例子，引入自己的speech。

　　32 C) Stop him when he had difficulty understanding.

　　原文：“Stop me,” he said, “any time I say something you don’t understand.”

　　33 D) It is a tool of communication among speakers of different languages.

　　其他选项都没有在原文中提到。

　　34 D) It has supporters from many countries in the world.

　　原文： the movement has continued to flourish and has members in more than 80 countries.

　　35 D) It has had greater impact than in any other country.

　　原文：It is, however, in China that Esperanto has had its greatest impact.