课后强化演练Unit 3 Part ⅢGrammarⅠ.用括号内所给动词的适当形式填空1．I ________(fly) to Hong Kong tomorrow.答案：am flying2．Suppose it's still ________ (rain) tomorrow, shall we go?答案：raining3．I ________ (meet) John tonight. He's ________ (take) me to the theatre.答案：am meeting; taking4．The man who gave a lecture last October ________ (come) to our school tomorrow.答案：is coming5．When ________ your program ________ (start)? I want to know the exact time.答案：is; starting/will; start6．He ________ (leave) Beijing for London. His wife is expecting their next reunion in Beijing.答案：is leaving7．We ________ (go out) in an hour. Please make sure that everything is ready.答案：are going out8．The foreign guests ________ (arrive) in Beijing tonight.答案：are arriving9．Betty ________ (leave) for Guangzhou by plane at 3：00 this afternoon. Her brother Bob ________ (see) her off. It's half past one now. They ________ (wait) for a taxi outside the school gate.答案：is leaving; is seeing; are waiting10．The Browns ________ (go) to North China by train next week. They ________ (stay) in Beijing for a week. Then they ________ (go) to Xi'an. They ________(get) there by air.答案：are going; are staying; are going; are gettingⅡ.单项填空1．The new secretary is supposed to report to the manager as soon as she ________.A．will arrive B．arrivesC．is going to arrive D．is arriving解析：as soon as引导的是时间状语从句，要用一般现在时表示将来发生的动作。
答案：B2．At this time tomorrow，________ over the Atlantic.A．we're going to fly B．we'll be flyingC．we'll fly D．we're to fly解析：时间状语为at this time tomorrow，是将来进行时的标志。
答案：B3．It will not be long before the house ________ her.A．belongs to B．will belong toC．is going to belong D．is belonging to解析：在时间状语从句中要用一般现在时来表示将要发生的动作。
答案：A4．I was about to lock the door ________ my friend called on me.A．as B．untilC．while D．when解析：考查be about to do...when 句型。
答案：D5．If a man ________ succeed，he must work as hard as he can.A．will B．is toC．is going to D．should解析：综合本题所表达的意思，含有一种个人的主观意志和决心，而且用在条件句中，所以使用be to do表示将来。
答案：B6．—I'm sorry. I forgot to post the letter for you.—Never mind. I ________ it myself this afternoon.A．am posting B．am going to postC．will post D．am about to post解析：句意：“对不起，我忘了给你寄信了。
”“不要紧，今天下午我自己去寄。
”A、B两项表将来，表示准备或打算；D项表将来，指“刚要，就要”；C项表示将来，可用于说话者临时做出的决定，符合语境，故选C项。
答案：C7．—I'm going to the USA.—How long ________ you ________ there?A．are; staying B．are; stayedC．have; stay D．do; stay解析：由句意“我将去美国”可知，我还没有去美国，所以应该是“你将在那里呆多长时间”，stay可用进行时表将来，故选A。
答案：A8．—Are you still busy?—Yes, I ________ my work, and it won't take long.A．just finishB．am just finishingC．have just finishedD．am just going to finish解析：根据问句的现在时及后面的won't take long，此处表示正在完成工作，须用现在进行时。
答案：B9．I've won a holiday for two weeks to Florida. I ________ my mum.A．take B．have takenC．am taking D．will have taken解析：现在进行时可以表示将要发生的事，特别是在计划中即将发生的事。
答案：C10．—Ann, you ________ books about. Look, what a mess in your study!—Sorry, Mom. I won't do that again.A．have always thrown B．always throwC．are always throwing D．always threw解析：现在进行时与副词always连用，可以表示说话人的不满、抱怨的情绪，其余三项均无此用法。
答案：C11．The teacher, along with his students, ________ on the ground in the setting sun.A．play B．playingC．is playing D．are playing解析：句意：在落日下，老师带着学生正在操场上玩耍。
along with修饰主语the teacher谓语动词不受修饰语along with的影响。
所以此处谓语动词要用单数。
现在进行时表示正在进行的动作。
答案：C12．Mr.Black ________ Shanghai in a few days. Do you know when the earliest plane ________ on Sunday?A．is leaving; takes offB．leaves; takes offC．is leaving; is taking offD．leaves; is taking off解析：句意：Mr. Black在几天后就要离开上海。
你知道星期天最早的飞机将什么时间起飞吗？第一个空要用现在进行时表将来，第二个空是按日程或时刻表要发生的事，故应用一般现在时表将来。
所以选A项。
答案：AⅢ.阅读理解Americans spend their holidays in different ways. Some of them like to travel abroad and get to know something about the foreign countries. For example, they may go to China and learn about its old traditions and habits. However, this kind of trip is not always pleasant. First, it is not so convenient and secondly the service they receive in foreign countries is not quite satisfactory.Some of Americans enjoy travelling within their own states, usually going to the seaside towns or cities during summer. They may stay there for one or two weeks and then come back home. This kind of trip is always cheaper and pleasant.Another group care for travelling very much. They just get on a plane in the morning and get off a ship in the evening. They like to go across the country, from north to south, and west to east.For the last group, they just want to stay at home and do their housework with the radio or television on. They say holiday is the time for rest, not for travelling.1．Some Americans like to travel abroad because ________.A．their own country has nothing interestingB．the outside world is very advancedC．they want to know something about the history of other countriesD．they have a lot of money and can not spend it all in their own country解析：细节考查题。