Don’t leave the water while you brush your teeth.
A. run B .running C. being run D. to run
—May I tell this to my close friend?
—No, you . Never let anybody else know about it.
A. needn’t B. shouldn’t C. mustn’t D. can’t
__________! Let’s go there and have a look at it.
A. How beautiful picture B. How a beautiful picture
C. What beautiful picture D. What a beautiful picture
My father bought me _____ mp3, but I lost _____ mp3 yesterday.
A. an, the B. an, an C. the, the D. the, an
_______the room，I found my cat lying on the floor，dying．
A．To enter B．Enter C．Entering D．Entered
The noise _______ by the machine could be heard at night．
A．making B．made C．make D．to be made
