Working hard ________ the key _________ success of everything．
| A．is,to | B．is,of | C．are,in | D．are,for |
—Who’s singing in the garden?
—It _____be Mr. Brown. He always practices singing at this time.
A. must B. can’t C. need
Little Tom _____computer games when his mother got home.
A. is playing B. plays C. was playing
It’s going to rain. You’d better take an umbrella_____you may get wet.
A. or B. and C. but
The shop_____sells flowers is at the end of the street.
A. who B. where C. which
—Oh, it was fantastic! Lily danced so well.
—Well, I think Kate danced ______than lily.
A. well B. better C. best