You can complain, but I doubt _____ it’ll make any difference．
A．if B．what C．that D．how
How can school ban mobile phones completely __________ some of the parents simply don’t follow the rule?
A. unless B. when C. until D. before
A Beijing hospital will pay Chinese actress Fan Bingbing 100,000 yuan after a second court decided________the star.
A.in place of B. in need of C. in favor of D. in charge of
The wonderful time they had been looking forward ____ at last.
A. to arrive B. to arrived C. to arriving D. should arrive
It was __ _ that he had to ask for help.
A. such big a job B. so a big job C. so big a job D. a such big job
Polar bears live mostly on __________ sea ice, which they use as __________ platform for hunting seals.
A. a; a B. a; the C. 不填; a D. the; 不填
