【正文】 yet是現(xiàn)在完成時(shí)的標(biāo)志，所以第一句用現(xiàn)在完成時(shí)；ago是一般過(guò)去時(shí)的標(biāo)志，所以第二空用過(guò)去式，故答案為C。D. finished done。50．—_____ you _____ your homework yet?—Yes, I _____ it ten minutes ago.A.haven39。C.am not invited根據(jù)后半句可知參加競(jìng)賽是過(guò)去的事情，故用一般過(guò)去時(shí)，因此先B。t go to school【答案】C 【解析】【分析】句意：——你知道詹妮昨天為什么沒(méi)去上學(xué)嗎？——是的，她生病住院了。t Jenny go to schoolC. yesterday?—Yes. She was ill in hospital.A.47．— Do you knowbring down使（某物或某人）掉下，降落。46．Liu Changjian, the mand pilot of Sichuan Airlines Flight 3U8633, successfully 這是一個(gè)反意疑問(wèn)句，反意疑問(wèn)句遵循“前否后肯”或“前肯后否”的原則，而且后半句的動(dòng)詞在時(shí)態(tài)，人稱(chēng)和數(shù)等方面必須和前半句的動(dòng)詞相呼應(yīng)。C.had hehave bought屬現(xiàn)在完成時(shí)。bought44． I第一空根據(jù)時(shí)間狀語(yǔ)for 15 years，十五年了，可知?jiǎng)幼鲝倪^(guò)去開(kāi)始發(fā)生持續(xù)到現(xiàn)在，時(shí)態(tài)為現(xiàn)在完成時(shí)has+過(guò)去分詞，且動(dòng)詞應(yīng)為延續(xù)性動(dòng)詞；短暫性動(dòng)詞marry變?yōu)檠永m(xù)性，應(yīng)用has been married。has got married。 has married with【點(diǎn)評(píng)】考查動(dòng)詞的時(shí)態(tài)和被動(dòng)語(yǔ)態(tài)，注意復(fù)合句中時(shí)態(tài)的前后一致。D.will be provided答句有明確的時(shí)間狀語(yǔ) yesterday，應(yīng)該用一般過(guò)去時(shí)，have visited 是現(xiàn)在完成時(shí)，had visited 是過(guò)去完成時(shí)，visited是一般過(guò)去時(shí)，visit是一般現(xiàn)在時(shí)，故選C。B.have visited；；；。C.40．The Red Cross___________ medical team to the village immediately after the earthquake. A.——對(duì)不起，Tony昨天借走了。 【點(diǎn)評(píng)】考查while引導(dǎo)的時(shí)間狀語(yǔ)從句，注意平時(shí)識(shí)記其結(jié)構(gòu)。watched。watched。was watching。calls【答案】 C 【解析】【分析】句意： 老人巴金是一位著名的作家。C.故答案是D。D.had decided【點(diǎn)評(píng)】此題考查一般過(guò)去時(shí)的用法。——沒(méi)關(guān)系。s OK. I don39。句意：——你什么時(shí)候完成的作業(yè)？——在他回來(lái)之前我就完成了。did。 came finished。 finished。have gone【答案】 B 【解析】【分析】考查動(dòng)詞時(shí)態(tài)。A.【點(diǎn)評(píng)】考查一般過(guò)去時(shí)和現(xiàn)在完成時(shí)。我已經(jīng)參加它3年了。C.32．—Are you a basketball player in you school?—Yes, I ______the team 3 years ago. I ______in it for 3 years.A.選C。D.C.B.it this morning. A.－Yes, I have. I When引導(dǎo)時(shí)間狀語(yǔ)從句，從句用一般過(guò)去時(shí)，主句用過(guò)去將來(lái)時(shí)，would+動(dòng)詞原形，表示過(guò)去習(xí)慣性的動(dòng)作。didB.根據(jù)made和soon可知，此處表示過(guò)去將要發(fā)生的動(dòng)作，應(yīng)該用過(guò)去將來(lái)時(shí)，故選B。leftB. 【點(diǎn)評(píng)】考查時(shí)態(tài)，本題涉及過(guò)去將來(lái)時(shí)。were havinghad haddid【答案】 C 【解析】【分析】句意：Jonah有點(diǎn)擔(dān)心，因?yàn)樗诙煲鲆环菪鹿ぷ?，他不確定自己是否能勝任。will doa new job the next day and he wasn39。根據(jù)句意是過(guò)去完成時(shí)，故選C。C.would make根據(jù)句意表示將來(lái)的動(dòng)作，由時(shí)間狀語(yǔ)five years ago可知是過(guò)去的情況，故表示過(guò)去將來(lái)的情況，故選B。根據(jù)句意可知用過(guò)去將來(lái)時(shí)，A項(xiàng)中的were to have表過(guò)去將來(lái)，故答案為A。C.24．Our TV set sell well, but ten years ago no one could have imagined such a big share in the market that they______.A.be going to do sth.，通常按照計(jì)劃安排將要發(fā)生的事情，本句中表示過(guò)去將來(lái)時(shí)。故正確答案為C。D.B.故答案選B。would buy21．They made up their mind that they______ a new house once Larry changed jobs. A.would call【答案】 D 【解析】【分析】句意： 凱特說(shuō)她一到家就打電話(huà)給我們。C. 【點(diǎn)評(píng)】考查過(guò)去將來(lái)時(shí)的基本結(jié)構(gòu)及用法。D.B.the next day表明是將來(lái)時(shí)，told表明是過(guò)去時(shí)，所以用過(guò)去將來(lái)時(shí)，結(jié)構(gòu)是would+動(dòng)詞原形，故選D。is going to visitwill visit 【點(diǎn)評(píng)】考查動(dòng)詞的時(shí)態(tài)。D.C.B.17．She said that she ______to the Zoo the next Sunday. A.D.were to have根據(jù)句子結(jié)構(gòu)可知，此處用了過(guò)去將來(lái)時(shí)，故填入would do，故選D。C.did15．—Do you worry about the final exam? —Yes, but Mr. Wang promised that he D.B.故選B。would gofor a walk after dinner. A. 【點(diǎn)評(píng)】考查would+動(dòng)詞原形表習(xí)慣性動(dòng)作。D.go故選B。would gosailing on the lake in summer when we were young. A. 【點(diǎn)評(píng)】考查would+動(dòng)詞原形表習(xí)慣性動(dòng)作。D.C.B.to help us. A. 【點(diǎn)評(píng)】考查would+動(dòng)詞原形表習(xí)慣性動(dòng)作。D.talked故選C。thinks【答案】C 【解析】【分析】句意：老師剛才說(shuō)什么了？對(duì)不起。t catch it. I ________ about som