We mustn't play with fire. It_______ be very dangerous
A.must B.can
C.could D.will
Run_______ a field, walk_______ a forest, finally she found a small river.
A.across; through B. dross; through
C.through; across D.through; cross
We must keep our classroom_______-ants smell things_______.
A. clean; good B.cleaned; good
C. cleaned; well D. clean; well
I was_______ to know that dodos_______ on the earth a long time ago
A.surprised; live B.surprised; lived
C.surprise; live D.surprising; lived
Walk_______ the house, turn left and you'll see the big bridge_______ the river.
A. pass; above B. past; over
C.pass; on D. past; on
My pet, Amy, never_______ because l take good care of her
A. worry B. worrying
C.worried D. worries
