Unit 4 Global warming Language points课时作业

Ⅰ.单句语法填空

　　1．I have a longing(long) for a place where I will not have any worries or cares.

　　2．There are，roughly(rough) speaking, three possible solutions to our problems.

　　3．There is no doubt that a cure for AIDS will be found.

　　4．Climbing in the room cautiously from the window, he found himself standing(stand) face to face with his aunt.

　　5．In the reading room, we found her seated at a desk, with her attention fixed(fix) on a book.

　　6．Tim is in shape even though he doesn't get much exercise.

　　7．His cousin Jim didn't behave himself(he) and thus left a bad impression on the guests.

　　8．Don't hesitate to contact(contact) me if you need any more information.

　　9．I missed seeing my brother off at the airport because my car was held up in a traffic jam.

　　10．Everything arranged(arrange), the manager left for England to attend an important business meeting.

Ⅱ. 选词填空

　　play an important part in, come up to, turn away, keep one's eyes on, look around for

　　1. Besides dieting, exercising plays an important part in losing weight.

　　2．The hall was full, and hundreds of fans had to be turned away．

　　3．A child came up to me and showed me the way to the station.

　　4．They started looking around for the missing boy in the surrounding area.

　　5. The programme was so exciting that the children kept their eyes on the screen.

III.阅读理解

I once saw a TV programme at college about a scientist who used "drift bottles (漂流瓶)" to mark ocean currents.It was a rather boring programme.I was more interested to read an article about someone who found a bottle on a beach with a