Which team are you going to play ________, do you know?
A. on B. against C. to D. about
On the way to the post office, I heard some children ________the English song.
A. sang B. to sing C. singing D. sings
The train ________ here at 6 o’clock.
A. arrived B. arrived to C. arrived in D. arrived at
There will be ________water and ________trees in 100 years, how can we live?
A. little, fewer B. less, less C. more, fewer D. less, fewer
Children are always ________ in ________stories.
A. interesting, interesting B. interested, interesting
C. interested, interested D. interesting, interested
There are about five _______ young trees on the hill.
A. hundred B, hundreds C. hundred of D. hundreds of