______ students in the classroom twenty. The others_____in the library.
A. The number of; is
B. A number of; are
C. The number of; are
My bedroom gets cold in winter. .
A. So is mine
B. So does mine
C. So mine does
______ it was yesterday because of the storm!
A. What a bad weather
B. What bad weather
C. How a bad weather
I have been in this city for nearly a month. I am looking forward to ______ from my mother.
A. hear B. hearing C. hears
-- Must I get up at 6 o’clock?
-- No, you ______. You can get up at 7 o’clock.
A. mustn’t B. needn’t C. can’t
This kind of machine ______ cutting meat in big restaurants.
A. is used to
B. is made from
C. is used for