You look tired these days．I think you need a ________ sleep．

A．shorter

B．shortest．

C．better

D．best

He lost his key．It made him ________ in the cold to wait for his wife's return．

A．to stay

B．stayed

C．stays

D．stay

It will be hard for us to get up in the morning if we ________ to bed too late．

A．go

B．went

C．will go

D．have gone

We'll ________ an English play “Snow White” during this year's Art Festival．

A．look up

B．look out

C．put off

D．put on

A lot of trees ________ around here every year, and we can enjoy fresher air now．

A．were planted

B．are planted

C．will planted

D．are planting

Just a minute! My brother ________ his car in the garden．

A．washes

B．is washing

C．washed

D．will wash

－Hurry up, or you ________ catch the train．

A．can't

B．needn't

C．mustn't

D．shouldn't

Please be ________．There's an important meeting in the next room．

A．quickly

B．quick

C．quietly

D．quiet

The girl in purple is new here, so ________ people know her．

A．few

B．a few

C．little

D．a little

Oh, it ________ so nice．What beautiful music it is!

A．smells

B．sounds

C．tastes

D．looks