赞题库-背景图
单项选择题

Questions 29 to 31 are based on the passage you have just heard.

A．By forcing them farming.
B．By affecting the quality of soils.
C．By adding chemicals and polluting the waterways.
D．By affecting the environments they live in.
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热门试题

单项选择题A．He dislikes museums and galleries.B．He does not care about the hot weather.C．Going to the beach is the best choice.D．He doesn’t want to go to Washington.

A．He dislikes museums and galleries.
B．He does not care about the hot weather.
C．Going to the beach is the best choice.
D．He doesn’t want to go to Washington.

单项选择题According to the passage, the seminar system encouraged students to______.

A．discuss moral issues
B．study the classics, rhetoric, and music
C．study overseas
D．work more independently