do [du]以下由轻松背单词网站提供
单词级别第1级基本释义v./aux.做;干;构成否定句,疑问句的助动词英英释义used with another verb to form questions and negative sentences , including negative orders , and sometimes in affirmative sentences for reasons of style参考例句What did you do yesterday? 你昨天干什么了?I don't understand it. 我真搞不懂。 推荐阅读 |