【正文】
一般過去時(shí) ).如: It is/has been two years since my brother joined the army. 我哥哥參軍已有兩年了。樂山 — I39。 ” 根據(jù)語(yǔ)境可知,題空處用現(xiàn)在完成時(shí);根據(jù) “for a month” 可知,題空處不能用短暫性動(dòng)詞。t played B. didn39。clock now. I have been here since 8 o39。表示從過去某一時(shí)間開始直到現(xiàn)在的一段時(shí)間。眉山 — Are you a basketball player in your school? — Yes. I ________ the team 3 years ago. I ________ in it for 3 years. A. joined。北京 Lily is my classmate. We ______ each other since she came to our school. A. know B. knew C. have known D. will know 【解析】 考查動(dòng)詞的時(shí)態(tài)。故選 C。 am C. have joined。 語(yǔ) 法 精 講 單元語(yǔ)法聚焦十 Tony has taught English in our school