就一课嘛,那也不多.我是有学新概念的,这个练习册嘛以前也是在做的=.= A 1.In 2.in 3.in 4.during 5.In 6.at 7.at 8.from 9.till 10.At 11.in 12.In 13.on 14.in/during 15.on 16.in B There isn't any sugar in my t...