preposition

admin2017-11-05  30

问题 preposition

选项

答案Prepositions are a class of words, which express spatial relations or serve to mark various syntactic functions and semantic roles. In form, they can be either simple, e. g. on or complex, e. g. out of.

解析
转载请注明原文地址:https://kaotiyun.com/show/Voyx777K
0

最新回复(0)