Many universities argued that students learned more when they were in classes out of choice rather than compulsion...很多大学认为如果学生上课是出于自愿而不是被迫，那么他们学到的东西会更多。He seemed drived by some mad compulsion.他似乎受到某种疯狂的冲动所驱使。Slaves work...
木星表面可能根本就不是固体的。The planet Jupiter may have no solid surface at all.天文学家们正在观测木星.The astronomers were taking an observation of Jupiter.木星有几个卫星?How many moons has the planet Jupiter?...
The two hotel-restaurants are attractive bases from which to explore southeast Tuscany.对于去托斯卡纳东南部探险的人们来说，这两家酒店是很有吸引力的驻扎地。Domestic chickens are descended from jungle fowl of Southeast Asia.家鸡是由东南亚原鸡演变而来的。The problem is no...