It’s difficult for such a girl to swim ____ the river.
A. cross B. across C. crossing D. crossed
You shouldn’t take photos in the museum, it’s ____ the rules.
A. for B. against C. about D. from
---How often ___________ the Olympics _____________?
---Every four years.
A. is, taken place B. is, hold C. does, hold D. does, take place
There were two small rooms in the house, ____ smaller of which served as ____ kitchen.
A. the, a B. a, the C. the, the D. a, a
Is there _______________ to sleep for half a day?
A. somewhere enough silent B. somewhere silent enough
C. enough silent somewhere D. anywhere silent enough
I think you can help ____________ a donation or doing some voluntary work.
A. to make B. by making C. for making D. with making
