51. — Where is your father?— He _____ Australia and he _____ Sydney for two weeks. A. Has been to, has been in   B. has gone to, will stay in C. Has been in , has been to D. has gone to, has stayed to 
【答案】A【解析】have gone to“到某地去了”；have been in+地点“一直在某地……”。句意：他到澳大利亚去了，并且在悉尼呆了两个周了。
52. Everyone except Tom and Mike_____Kunming before.A. has gone to  B. have gone to C. has been to  D. have been to
【答案】C【解析】have been to“去过某地”；have gone to“到某地去了”；句意“除了汤姆和迈克外，每个人以前都去过昆明”，本句主语中心语是everyone，故选C。
53. I         to Rongjiang last year, but I________ never______ to Chongjiang.A. went; have, been    B. will go; have, beenC. went; have, gone    D. go; have, gone
【答案】A【解析】由last year可知，第一句为一般过去时。由第二句中的“never”可知，用现在完成时。故选A。
54.He___his hometown for twenty years. He really misses it!A. has been away from     B. left C. has left                          D. is away from
【答案】A【解析】从“for+一段时间”时间状语可知用现在完成时，因此，只能选择A或C选项；而leave是瞬间性动词，不能持续一段时间，所以要将leave变成be away from，故选A答案。
55. Look, some people         photos on the beach. A. took   B. takes   C. are taking 
【答案】C【解析】look是现在进行时态的标志词，其结构是(is/am/are)+doing。故选C。 
56. Mary _______ to school 10 minutes ago.A. went  B. has gone  C. goes 
【答案】A 【解析】由10 minutes ago可知，句子为一般过去时。句意“10分钟前，玛丽去上学了”。
57. Both Alice and I ________ the film Titanic before.A. have seen    B. has seen     C. sees
【答案】A【解析】before单独使用，通常和完成时连用。又因为主语是Alice and I，因此用谓语动词复数形式。
58. They ________ some trees in the park yesterday.A. will plant     B. plant     C. planted
【答案】C【解析】根据时间状语yesterday可知是一般过去时态。
59. Last summer vacation, we ______ many photos when we had a trip to Dalian.A .take        B. takes      C. took      D. will take
【答案】C  【解析】由时间状语“Last summer”可知，本句为一般过去时。故选C。
60. —Haven't I told you that you should be home earlier?—Yes, but I           home earlier than I usually do. A. was coming   B. will come  C. came   D. had come
【答案】C【解析】由答语句意“……但是我比平常来家早”可知，用一般过去时。故选C。
61.          energy, turn off the hot water after you take a shower.  A. Save  B. Saving   C. Saved   D. To save
【答案】D【解析】考查非谓语动词的用法。动词不定式表目的。句意“为了节省能源，沐浴后要关上热水”。故选D。
62. —Jimmy isn’t here. Where is he?—He hurt his arm on the playground just now. He ___ to the school doctor’s.A. has gone    B. has been    C. goes
【答案】A【解析】由上文句意“他刚才在操场上胳膊受伤了”可知，他已去学校医务室了，故用现在完成时。选A。
63. The car _____ by the policeman because the driver was drunk.A. stopped    B. was stopped   C. were stopped
【答案】B【解析】car和stop构成被动关系。再由下文为一般过去时。因此是一般过去时的被动语态。主语为单数，故选B。
64. —Why did you get up so early?—          the first bus   A. Catch   B. Catching   C. To catch   D. Caught
【答案】C【解析】考查非谓语动词。不定式表目的。句意“你为什么起床那么早啊？”可知，是为了赶上第一班车。故选C。
65. I           housework when my aunt came.A. am doing   B. did   C. was doing   D. have done
【答案】C【解析】由句意“当我姑姑来时，我正在做作业”可知，用过去进行时。故选C。
66. Hurry up! The concert ________ for ten minutes.A. has begun  B. has been on  C. began D. was on
【答案】B【解析】考查动词用法。句意：快点！音乐会已进行了十分钟了。根据时间状语for ten minutes谓语动词应用现在完成时，排除C和D；begin是短暂性动作的动词，不可和表示一段时间的时间状语连用，排除A，所以选B。
67. —I ____a fruit salad half an hour ago. Can it ____now?—One more minute, please.A. ordered, be served    C. have ordered, be servedB. have paid for, serve   D. paid, serve
【答案】A【解析】本题考查动词的时态和语态。由half an hour ago可知本题是过去时。而后句的it指代a fruit salad，故是情态动词的被动语态。故综合分析，可知选A。
68. Last night, I           computer games when my mother went into my bedroom. You can’t imagine how embarrassed I was then.A. played     B. was playing    C. have played
【答案】B【解析】由语境可知，当我妈妈进来时，我正在打电脑游戏。用过去进行时。选B。
69. I have been to Shanghai. I _________ there last month.A. go      B. went    C. have gone   D. will go
【答案】B【解析】由时间状语last month可知，用一般过去时。句意“我上个月去的那里”。故选B。
70. There______ great changes in Kunming since 2009.A. have had  B. have   C. have been   D. has been 
【答案】C【解析】由since 2009可知，该句是There be句型的现在完成时。主语是great changes，故选C。