1.一周两次twice a week2.两倍那么多:twice as many as ,twice bigger than ,twice the size/length/width of3.一、两天a day or two ,one or two days4.再两周时间anther two weeks ,two more weeks5.many a student has a book6.总而言之in a word7.有能力做某事情be able to do sth.,be capable of doing8.怎么样what about doing/how about doing9.当即将要做某事情be about to do sthwhen10.尤其是,最重要的是above all11.缺席,不在be absent from12.全神贯注于某事情be absorbed in doing sth.13.主观接受:accept客观接受(接受有形,有实物的东西) receive14.