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two weeks. ”可知本句的動(dòng)詞應(yīng)該使用延續(xù)性動(dòng)詞have,不能使用短暫性動(dòng)詞buy。 bought【答案】 C 【解析】【分析】本題考查動(dòng)詞的時(shí)態(tài)。D. hadC. hadB. boughtyour brother ______ this camera?— For two weeks.A.18.一 How long 已經(jīng)發(fā)生的事,用現(xiàn)代完成時(shí)。D.C.B.t get into my room now because I _______ my key.A.【點(diǎn)評(píng)】考查特殊疑問句的辨析。詢問的是從什么時(shí)候開始,也就是時(shí)間長(zhǎng)度。D.C.B. A.根據(jù)句意選出正確的時(shí)間狀語(yǔ)。has studied是現(xiàn)在完成時(shí),和for+段時(shí)間連用,since+過去時(shí)間和現(xiàn)在完成時(shí)連用,in+段時(shí)間和一般將來(lái)時(shí)連用,故選B。D.for five years agoB.since five years注意掌握現(xiàn)在完成時(shí)的結(jié)構(gòu)have/has+過去分詞。根據(jù)時(shí)間狀語(yǔ) in recent years,近幾年,可知?jiǎng)幼鲝倪^去持續(xù)到現(xiàn)在,時(shí)態(tài)為現(xiàn)在完成時(shí)have/has+過去分詞,故選B。D.makesB.is making【點(diǎn)評(píng)】考查現(xiàn)在完成時(shí)和表示一段時(shí)間的時(shí)間狀語(yǔ)的連用用法,理解題意,即可得出答案。to bee【答案】 B 【解析】【分析】題意:現(xiàn)在完成時(shí)里,since從句里動(dòng)詞應(yīng)用一般過去時(shí)。C.became13.It has been three years since I ______ a teacher.A.have been away from【答案】 D 【解析】【分析】根據(jù)句意“他們已經(jīng)離家兩年多了”可知用現(xiàn)在完成時(shí),時(shí)間狀語(yǔ)for over two years 表示時(shí)間段,動(dòng)詞要具有延續(xù)性,left是 leave的過去分詞,是短暫性動(dòng)詞,不能和時(shí)間段連用,故選D。C.have leftthe hometown for over two years.A.【點(diǎn)評(píng)】現(xiàn)在完成時(shí)的時(shí)間狀語(yǔ)要掌握。D.C.B.11.All the students _______ very hard over the last three years.A.D.married;had been marriedC.A. in 2005.In other words,he【點(diǎn)評(píng)】考查主謂一致和短語(yǔ)的用法。王老師去公園了不在這里,所以用has gone to。主語(yǔ)是復(fù)數(shù);C. has been to去過,沒在那里;主語(yǔ)是單數(shù);D. have been to去過,沒在那里;主語(yǔ)是復(fù)數(shù)。A. has gone to去了,沒在這里。D.has been toB.has gone to9.——Where is Mr. Wang?固定句式What happened to……發(fā)生了什么?第二空是回答之前并沒有發(fā)生任何事情,所以不必?fù)?dān)心,用現(xiàn)在完成時(shí),has happened,故答案為D。happened to。happened。happened。 has happened A.t worry. Nothing _______.8.—What _______ you just now?根據(jù)句意,第一空實(shí)際上是詢問詞典在哪兒,即表示看見詞典與現(xiàn)在有關(guān)系,所以用現(xiàn)在完成時(shí);第二空根據(jù)when I came in可知是過去我進(jìn)來(lái)的時(shí)候發(fā)生的動(dòng)作,用一般過去時(shí),故答案為C?!敬鸢浮緾 【解析】【分析】句意:你看見我的詞典了嗎?我到處都找不到了。Did you see。Have you seen。Have you seen。Did you see。7.—_______ my dictionary? I can39。marry是非延續(xù)性動(dòng)詞,其延續(xù)性動(dòng)詞是be married,be的過去分詞是been,故選C。