朗文英语语法教程-(中文版) [ 零售预订,团购急调 ] ... 多词动词(Multi-word verbs) 依附性介词(Dependent prepositons) 情态动词(Modal verbs)(1):can,could,may,might,be able to ...
双语例句
1
Overlapping design is designed for incomplete dependent design, and simple iterative activities are decomposed to decrease interaction and waiting time.