1．(2017·天津高考)My room is a mess, but I ________ clean it before I go out tonight. I can do it in the morning.

　　答案：needn't　由"I can do it in the morning"可知，"我"今晚没必要打扫，应用Sb. needn't do sth. 句式。

　　2．(2017·天津高考)I was watching the clock all through the meeting, as I had a train________ (catch)．

　　答案：to catch　结合句意可知，此处表示将要发生的动作，故用动词不定式作定语。

　　3．There is a limit ________ the amount of pain we can bear.

　　答案：to　There is a limit to ... "......是有限度的"。

　　4．The beautiful lady sat a little straighter and tried to look ________ (slim) and younger.

　　答案：slimmer　由"and younger"可知，应用比较级slimmer "更苗条"。

　　5．Nowadays more and more people have come to realize the importance of a ________ (balance) diet to their health.

　　答案：balanced　a balanced diet "均衡饮食"。

　　6．Children are always curious ________ everything they see and hear.

　　答案：about　be curious about "对......感到好奇"。

　　7．Being a good teacher, you should know your students' ________ (strong) and weaknesses.

　　答案：strengths　strengths and weaknesses "强项和弱项"。

　　8．Low­income residents can't afford ________ (consult) a doctor or purchase medicines when they get sick.

　　答案：to consult　can't afford to consult a doctor "请不起医生"。

　　9．We can't always combine work ________ pleasure.

　　答案：with　combine A with B "将A与B相结合"。

　　10．John's ________ (weak) lies in his bad temper.

　　答案：weakness　由设空前的John's可知，应填名词形式weakness "缺点，不足"。

三、完形填空。

　　阅读下面短文，从短文后各题所给的A、B、C和D四个选项中，选出可能填入空白处的最佳选项。

　　After living near Madrid for a year as an au pair (以帮做家务事等换取食宿的人) three years ago, it was nice to __1__ this weekend. I felt like I was at home and thought how __2__ one can be to feel like this in a place that isn't __3__ your home. I now refer to this town as one of my 'homes from home' and have learnt how home is where your __4__ is.

A lot of people get homesick and it is a very __5__ feeling when away from __6__ ones and