Unit 5Section Ⅱ
Ⅰ.单句语法填空
1.（2016·江苏卷改编）Dashan, who has been learning （learn）crosstalk, the Chine comedic tradition, for decades, wants to mix it up with the Western stand-up tradition.
解析：考查动词时态。句意：大山，多年来一直学习中国传统的喜剧相声，想把西方的单口表演与中国相声相结合。题干中有for decades，强调学习的动作从过去某个时间开始，一直持续到现在，并有持续下去的趋势。故用现在完成进行时。
2.（2016·浙江卷改编）Silk had become (become) one of the primary goods traded along the Silk Road by about 100 BC.
眺望解析：考查动词时态。句意：大约公元前100年，丝绸已经成为丝绸之路上最主要的交易商品之一。根据句意以及by about 100 BC可知，强调过去的过去的动作，故用过去完成时。
3. The students have been working (work) hard on their lessons and their efforts will be rewarded succ
ess in the end.优惠待遇
解析：考查动词时态。句意：学生们一直在努力学习，他们的付出最终会获得成功的。根据题干可知，强调work的动作一直进行，故用现在完成进行时。
4.Over the past ten years, the a level has been rising (ri) as a result of global warming.
解析：考查动词时态。句意：由于全球变暖，在过去的十年中，海平面一直在上升。根据题意可知，ri动作从过去某个时间开始，一直持续到现在，并有持续下去的趋势。故用现在完成进行时。
5.If times have changed (change), have our ways of thinking changed too？
解析：考查动词时态。句意：如果时代变了，我们的思维方式也会变吗？根据下文too以及谓语动词时态，可知用现在完成时，强调change 的动作完成。
6.Our boss has been promising (promi) a rai in salary for ages, but nothing has happened yet.
解析：考查动词时态。句意：我们的老板一直许诺加薪好些年了，可到现在什么动静也没有。现在完成进行时强调promi这个动作一直持续到现在，并有持续下去的趋势。
7.Recently I have been occupying (occupy) mylf in writing my report on endangered animals, which is due to be handed in next Monday.
解析：考查动词时态。句意：近来我一直忙于写我的有关濒危动物的报告，这份报告定于下周一上交。根据题干可知，强调occupy的动
作一直进行，故用现在完成进行时。京东卡
8.I, in common with many other middle-aged men, have met (meet) with the embarrassment of unemployment during the past ten years.
解析：考查动词时态。句意：在过去的十年，我和很多其他中年人一样也遭遇过失业的尴尬。meet with遭遇，短暂性动作动词，一般不用在完成进行时中，这里强调动作的完成。
9.My 10-year-old son had been taking （take）apart the old clock and fixing it up again for veral times before I came back home.
解析：考查动词时态。句意：我回到家之前，我10岁大的儿子已经把这个旧钟表拆卸并重新组装了好几回了。根据before从句以及and fixing it up，可知这里用过去完成进行时，强调过去某个时间前一直进行的动作。
10.My brother is an actor.He has appeared in veral films so far.
解析：考查动词时态。句意：我哥哥是个演员。到目前为止他已在几部电影里出现。so far(到目前为止)通常与现在完成时连用。
Ⅱ.单句改错
1.Since I won the big prize, my telephone hasn't stopped ringing.People
phone to ask how I am going to spend the money.
phoning
are
解析：考查动词时态。这里指赢大奖以来人们一直打电话询问我打算怎样花这笔钱。强调近阶段正在发生的事, 用现在进行时。
2.I won 't tell the student the answer to the math problem until he has had been working on it for more than an hour.
解析：考查动词时态。句意：这个学生至少要在这数学题上花1个小时，我才会告诉他答案。主句为一般将来时态,until 时间状语从句需用一般现在时或现在完成时或现在完成进行时。
3.I have lived in London for many years, but I 've never regretted my final decision to move back to China.
解析：考查动词时态。根据后一句判断, 我已回中国了, 因此在伦敦住了多年是过去的事了, 故用过去时态。
4.The construction of the two new railway lines has been武士之魂
completed completing by now.
解析：考查动词时态。从by now 这个时间状语来看, 应用现在完成时；construction 与complete 之间是被动关系，故用被动语态的完成时。
5.They became friends again that day.Until then, they
t
hadn't haven' spoken to each other for nearly two years.
君子欲讷于言而敏于行解析：考查动词时态。到过去某个时间为止，即then，所完成的动作用过去完成时态。
6.Cathy is taking notes of the grammatical rules in class at Sunshine
is studying English for a year.
School, where she
has
been
解析：考查动词时态。句意：Cathy正在Sunshine School的课堂上记语法规则的笔记, 她已在那儿学了一年英语。此处应用现在完成进行时态, 表示从过去开始持续到现在的动作, 还有可能持续下去。
works hard for long to realize his dream and now he is 7.Danny
has
辛弃疾词两首worked
popular.
解析：句意：丹尼努力工作来实现他的梦想, 现在, 他大受欢迎了。根据now he is popular以及for long可知，这里强调work动作已完成, 故应用现在完成时。
8.He had played football regularly for many years when he was young.
解析：考查动词时态。由句中regularly以及when he was young可知，强调过去某个时间内经常性、习惯性的动作, 故用一般过去时。
福建福州旅游攻略teaching many times on 9.I like the English songs and they have been
taught
the radio.
中级教师
解析：考查动词时态。句意：我喜欢这些英语歌曲, 它们在收音机里
