the centripetal effects of a homogeneous population同类人种倾向集中的作用Educators try to put pupils of similar abilities into classes because they believe that this homogeneous grouping is advisable.教育学家设法将学生按相近的能力分班,因为他们认为这种按同等水平...
Keen skiers are happy to forego a summer holiday to go skiing.滑雪爱好者乐于利用暑期假日去滑雪。Mickey agreed to forego his holiday.米基同意放弃他的假期.A age ago I have to go lacking the forego favorite flavor.一年前么有先前最喜爱的风味我也能过....