grammar covering的意思|示意

By applying the relevant SLA theories, this paper makes a research on the Vietnamese learning Chinese grammar, covering the acquisition of passive sentences and some typical words.

使用二语习得理论，考察越南人对汉语被动句及相关句式、持续体助词“着”、含“半”时量词语、含“多”数量词语、“二”“两”等词语的习得情况。

I encourage the use of a book to help facilitate conversation and focus on covering important grammar and words, but a book may not be necessary if the student would rather just talk.

我们也可以不用课本，但是我还觉得用课本也有好处，可以帮我们集中学习语法特点或者给我门话题看图片。

This is a fine book, covering all aspects of English grammar.

这是一本美好的书，报道英国语法的所有方面。