【正文】 esearch paper fast, or we____________ it on time.A. don39。 bought23. —Where is your father?—He ________ New York. He________ there once before.A. has been to；has gone to B. has gone to；has been to C. has gone to；has been D. has been to；has gone24. —Are you going to the bank, Laura?—No, I ________ to the bank already.A. have been B. am C. was D. am going25. —How long have you ________?—Since 17 years ago.A. left this city B. got married C. bought the house D. lived in Jinan26. —Jeff, how long have you ________? —For about two months.A. bought the bike B. met your teacher C. arrived here D. had the toy car27. My plump cousin ________ a lot of weight since he went on a diet last year.A. lost B. has lost C. was losing D. had lost28. Tik Tok(抖音) _______ increasingly wele among people of all ages so far.A. had bee B. became C. has bee D. is being29. Online learning ________ very popular with students since the beginning for last year.A. has bee B. are being C. would bee D. had bee30. The new medicine they developed ________ many lives since it was put into use.A. is saving B. will save C. had saved D. has saved31. The living conditions in the countryside ________ greatly in recent years.A. improve B. will improve C. improved D. have improved32. A cold wave from the north ________ most areas of China in the past two weeks.A. sweeps B. is sweeping C. was sweeping D. has swept33. Tamdrin（丁真）,a 20yearold Tibetan, ________ a lot of attention since his photo was posted on the Internet.A. was attracting B. will attract C. has attracted D. attracts34. Many volunteers________a lot of help to the munity in the past ten years.A. offered B. had offered C. will offer D. have offered35. Jack _______ his own living since he was 7 years old, doing all kinds of jobs.A. makes B. has made C. had made D. made36. I _______ great progress in my study since you taught me your good learning method.A. have made B. had made C. made D. would make37. I ________ my desk, but now it’s in a mess again.A. tidy B. tidied C. have tidied D. will tidy38. Harry’s quality of life ________ a lot since the operation.A. improves B. has improved C. was improving D. will improve39. Judy Brown ______ as an English teacher in our school since five years ago.A. works B. will work C. worked D. has worked40. — Hello, may I speak to Mrs. Li , please?—Sorry, she isn39。根據(jù)“at 3 pm”及“It39。根據(jù)“next month”可知，從句要用一般將來時，結(jié)構(gòu)為will do，故選A。根據(jù)賓語從句的語序遵循“陳述語序”即“疑問詞+主語+謂語”，排除C和D，根據(jù)主句“It depends on”可知，時態(tài)遵循“主現(xiàn)從需”原則，由“Shall we have a piic tomorrow?”可知，應(yīng)該用一般將來時表示未發(fā)生，排除B，故選A。考查動詞時態(tài)，觀察句子，可知是if引導(dǎo)的條件狀語從句，遵循主將從先原則，即主句用一般將來時，從句用一般現(xiàn)在時，故選D。布萊恩特死于一場可怕的事故，真是太可惜了！——對。12. C【解析】句意：——媽媽，你能告訴我爸爸什么時間回來嗎？我昨天晚上夢到了他。根據(jù)Wait a minute, please可知，將要幫對方查詢，應(yīng)該使用一般將來時，故選D。我們?nèi)P凰山露營吧?！蚁胫览蚶驎粫怼Ｈ绻俳o他五分鐘，我想他會的?？疾闀r態(tài)?？疾閯釉~辨析及動詞時態(tài)。根據(jù)“He… there once before”可知，此處指他曾經(jīng)去過那里，地點(diǎn)副詞there前不加任何介詞，所以第二個空填has been ，故選C。26. D【解析】句意：Jeff，你買這輛玩具車多久了？——大約2個月。28. C【解析】句意：到目前為止，抖音已經(jīng)越來越受到各個年齡段人們的歡迎。save挽救，根據(jù)后面的“since it was put into use”可知，時態(tài)是現(xiàn)在完成時，現(xiàn)在完成時的構(gòu)成：主語+have/has+動詞過去分詞，主語“The new medicine”是第三人稱單數(shù)，所以用has，故選D。根據(jù)空后從句“since his photo was posted on the Internet.”時態(tài)可知，主句應(yīng)用現(xiàn)在完成時?？疾闀r態(tài)。38. B【解析】句意：自從手術(shù)以后，哈里的生活質(zhì)量有了很大改善。故選D。根據(jù)句中的時間狀語“since 1978”可知，句子應(yīng)用現(xiàn)在完成時，構(gòu)成形式為have/has done；主語“China”是第三人稱單數(shù)形式，助動詞應(yīng)用has，make的過去分詞是made。43. C【解析】句意：令我們驚訝的是，自9月份以來，我們網(wǎng)站的訪問量已經(jīng)增加了兩倍。根據(jù)“I called you last night”和“at that time”可知，句子要用過去進(jìn)行時，結(jié)構(gòu)為was/were doing，故選B。beat敲打；are beating現(xiàn)在進(jìn)行時；will beat一般將來時；were beating過去進(jìn)行時；根據(jù)“…so loudly that I heard nothing.”可知，此處表示我什么也聽不見，當(dāng)時孩子們正在敲鼓；我什么也聽不見，使用了一般過去時，所以孩子們正在敲鼓，使用過去進(jìn)行時。故選C。t see you對不起，我沒有看到你可知，當(dāng)時我正在畫一幅畫，表示過去某時正在做某事用過去進(jìn)行時。故選B。54. D【解析】句意：——你注意到一個穿綠衣服的女孩進(jìn)來了嗎？——沒，我沒有。故選C?？疾檫^去進(jìn)行時?？疾闀r態(tài)