UNIT 12 Section Ⅱ Period 4.docx
UNIT 12 Section Ⅱ Period 4.pptx
课时分层作业8.docx
Period 4 单元语法讲练
介词短语
介词短语的作用相当于一个介词,其后可接名词、宾格代词、动词-ing 形式等。
常用的介词短语:
1.介词+名词
at+n. at ease放松,不拘束 at first首先 at peace和平 at present现在 at random随意 at risk有危险,冒风险
by+n. by accident/chance偶然 by design故意 by hand手工 by heart凭记忆,背诵 by mistake错误地
in+n. in advance提前 in brief简言之 in cash用现金 in common共同 in dange...