1、随堂演练即时体验巩固提升.单句语法填空(不多于3个单词)1So far this year we _ (see) a fall in house prices by between 5 and 10 percent.答案与解析have seen由句中的时间状语so far可知，句子用现在完成时。2 Do you think we should accept that offer? Yes, we should, for we _ (have) such bad luck up till now, and time _ (run) out.答案与解析have had; is running由时间
2、状语up till now可知第一空应用have had；第二空用is running，现在进行时在句中表示将要发生的动作。3She is extremely _ (profession) in her approach to her job. So we all turn to her for help whenever we have any questions.答案与解析professionalextremely 为副词，应修饰形容词；由后半句“我们都向她寻求帮助”可知她很professional “专业的”。4A(n)_ (occupy) is a kind of work for w
3、hich you need special training and a good education, for example teaching, law, or medicine.答案与解析occupation句意：职业是需要特殊训练和良好教育的一种工作，比如教学、法律、医学。这是对occupation含义的解释。5 Can I sit at the table near the window? Im sorry, but it _ (take) already.答案与解析has been taken根据句意可知，那张桌子已经被占用了，因此用现在完成时，并且table与take为动宾关系，
4、因此用被动语态。6When I was at college, I spoke three foreign languages, but I _ (forget) all except a few words of each.答案与解析have forgotten该空用现在完成时，表示现在的结果和对现在的影响。.单项填空1The house was bought and _ by its new owner last year.A. moved B. occupiedC. hired D. stayed答案与解析B句意：去年有人买下这所房子并住了进去。occupy在此意为“居住”。move“移
5、动”；hire“租用”；stay“停留”。2The police havent found out the cause of the accident _.A. so far B. by farC. as far D. too far答案与解析Aso far“到目前为止”，常用于现在完成时。3 What happened to the saleswoman? We dont know. She _ around here these days.A. hasnt seen B. hasnt been seenC. didnt see D. hasnt been seeing答案与解析B由句中th
6、ese days可以判断应用现在完成时，由语境知“她没有被看到”，故用现在完成时的被动语态，故选B项。4 Have you called 120? Yes. As soon as I saw the accident, I called the doctors, but they _ yet.A. didnt arrive B. hadnt arrivedC. havent arrived D. wouldnt arrive答案与解析C根据句意可知，医生到现在为止还没来，因此用现在完成时，故选C项。5All the rescue committee _ supported the suggestion that we have _ second try to look for the disappearing ship.A. has; a B. have; aC. has; the D. have; the答案与解析B句意：救援委员会的全体委员都支持这项建议，即我们应该试着再搜索一次那只失踪的船。此句中的committee指具体成员，因此谓语动词要用复数形式；a second“再一；另一”。