---Mrs. Smith, please teach me how to draw on the computer today.
---Oh, no. ____________. You have to get familiar with the keyboard first.
A. Think twice before you do B. All things are difficult before they are easy
C. Learn to walk before you run D. Don’t count your chickens before they are hatched
．Good job! Not a single mistake ______ in your homework.
A. you made B. made you C. did you make D. you did make
If you ______ half an hour every day for English reading, you are sure to improve your reading ability.
A. set aside B. put away C. take up D. give off
Hi, somebody ______ the window, please. It’s too cold in here.
A. closes B. close C. will close D. is closing
．______ you think you can or not, you must finish the project before Friday.
A. If B. Unless C. Though D. Whether
Recently Shanghai has a lot of visitors, most of _____ come to see the 2010 Shanghai Expo
being held now.
A. who B. whom C. them D. they
