Outlines: 1)目前有许多外语培训机构往往打着外语速成的广告吸引学员，而且还吸引了不少人参加。 2)你对此有何看法

A．Competitive colleges and universities need a mix of students with different experiences and background.
B．More points should be allocated for race or socioeconomic status.
C．In admitting students, traditional academic factors are weighed more.
D．Diversity has given America what is so good about it.

A．Water evaporated to atmosphere is unavailable to man because it is from useless plants.
B．Man can interfere with water evaporation by growing some plants.
C．Man can recycle evaporated water to grow useful plants.
D．Useful plants can collect the evaporated water which will be used for other purpose.