二、完形填空。

Students are always asked to do much homework.Have you read the following passages?

You'd better not work when you're very hungry.If you __11__ your homework right after school，you may have a snack before getting to work.Always do your homework __12__ you get tired.__13__ wait until very late in the evening，or the homework will seem much __14__ than it really is.

Break your time into manageable(易处理的) period.If you have more than __15__，give yourself a break after an hour.On the other hand，don't break it up __16__ that you can't get anything done.You should be able to work at least after an hour at a time __17__.Don't put it off until the last __18__.If you put off doing your homework，you will always think of it，and you won't enjoy your __19__ so much.If you put it off until the end of the week or until right before a test，you will have too much work to do for the exam.

A little bit each night，enough to keep up with what is happening each day in school，will take the fear out of tests and keep you on top of it all.Do your homework __20__ every day.This will help you make it a habit.It will make it easier to do，and it will make free time more enjoyable as well.

11.A.decide to do B.decided doing

C.have done D.did

12.A.after B.when C.because D.before

13.A Not B.Please C.Don't D.Always

14.A.harder B.hard C.easy D.easier

15.A.one hour work B.an hour work

C.a work of an hour D.an hour's work

16.A.so much B.so little C.so often D.so well

17.A.with a stop B.without stopping

C.stopping D.stop

18.A.week B.hour C.minute D.day

18.A.lunch B.free time C.meals D.snack

20.A.at a time B.in a short time

C.once D.at the same time