19.-Lily.____do you study for a math test?

　-By asking my teacher for help.

A.How B.Who C.Why D.What

20.Her bag is very heavy because it ____books.

A.is full with B.is filled of C.is full of D.filled with

21.The mountain___with snow all year round,so it's hard to climb it.

A.covered B.was covered C.is covered D.covers

22.The flowers need__.A.to water B.watering C.water D.watered

23.It's time ____the weather report.Turn on the radio,please.

A.to B.in C.at D.for

24.-You aren't a student now,are you?

-______.Don't you remember_____me in the classroom ten minutes ago. A.No;seeing B.Yes;seeing C.No;to see

25.-How do you learn English words? -____making flash cards.

A.To B.By C.For D.With

26.Lisa is a little poor at chinese.I think she need ____it every day.

A.practise to speak B.to practise C.practise speaking

27.-The box is too heavy to carry,What's in it? -Oh,it is _____books.

A.filled with B.covered with C.used for D.asked for

28.What _____sweet music!Do you know who wrote it?

A./ B.a C.an D.the

29.The letter from my uncle was short .There wasn't ____news.