-Have you read this book？
-Yes．I _______ it two weeks ago．
| A．am reading | B．have read |
| C．will read | D．read |
My mother often spends 2 hours ______ housework every day.
| A．do | B．does | C．doing | D．to do |
— Must I come at four o’clock?
— Oh, no, you ____.
| A．don’t | B．mustn’t | C．don’t have to | D．can’t |
It’s too cold .You had better ______your coat.
| A．don’t take off | B．not take off | C．don’t put on | D．not put on |
.-Would you mind ____ the window ?
--Of course not.I feel hot,too.
| A．not open | B．not opening. | C．opening | D．to open |
You should not eat _______ meat. It can make you fatter.
| A．too many | B．too much | C．much too | D．many too |