第一篇 语法专题 Unit 1 动词的时态和语态Ⅰ.单项填空 1．—Where have you been all day?—We ________ some beautiful children and we couldn’t get away from them until it was dark.A．meet B．have been metC．met D．have been meeting解析：meet(遇见)为短暂性动词，用...

时间:2025-04-10 13:09栏目:高等教育