根据中文提示写出单词或词组，使句意完整、正确。【小题1】Great changes have taken place in China in recent（最近的）years.【小

根据中文提示写出单词或词组，使句意完整、正确。
【小题1】Great changes have taken place in China in recent （最近的）years.
【小题2】—How many boys are there in your class?
—Thirty, about sixtypercent (百分之)of the students in our class.
【小题3】 —The water in the river is dirty.
—Government has passedlaws (法律) against water pollution.
【小题4】He joined thearmy (军队) in 2000.
【小题5】“The greenhouse effect”causes the level of the oceans torise (上升).

解析：【小题1】近几年，中国发生了巨大的变化。recent最近的【小题2】你们班有多少个男孩子？三十个，大约占我们班总人数的百分之六十。percent百分之【小题3】河里的水是脏的。政府已经通过法律来防止水污染。laws法律【小题4】他2000年参军了。army军队【小题5】“温室效应”导致了海平面的的上升。rise上升

这个问题的回答的对