单项选择题

______ is causing soil erosion(侵蚀)in the game reserves.

A．The bad weather
B．The disappearance of vegetation which is eaten by the animals
C．The violent' storms
D．The animals
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单项选择题
The best title of this passage is ______ .
A．problems Facing East African Tourists
B．African Wild Animals Becoming More Dangerous
C．the Increasing Popularity of Game Reserves
D．some Problems of East African Game Reserves
单项选择题
To get information related to your study, you'd better pay close attention to ______ .
A．newspapers and magazines
B．the problems and solutions
C．all the areas of your study
D．the suggestions of the teachers
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