Our teacher often warns us _______ in class.
| A．don’t talk | B．not talk |
| C．not to talk | D．to talk |
Uncle John _____ for a walk after supper every day.
| A．goes | B．went | C．will go | D．has gone |
-When is Women's Day?
-It's _ March 8".
| A．in | B．of | C．on | D．at |
The harder you study, the______ knowledge you will know.
| A．much | B．more | C．little | D．less |
There _____ only a little milk in the fridge.
| A．is | B．are | C．be | D．has |
In order to protect the environment, we shouldn’t_ ____any trees.
A.turn down B. put down C. cut down.