We feel ______our duty to make our country stronger and stronger.
A. it B. this C. that D. one
--The air pollution is terrible.
--It will be worse_______ we take action to protect the environment.
A. if B. unless C. until D. when
--Which of the two sweaters will you take?
--I’ll take _____. They look nearly the same, and I just need one.
A. both B. either C. none D. all
--More and more people come to visit Houyi Park.
--That’s true. It has become the ______of Sheyang.
A. pride B. praise C. proud D. courage
I hope the train will arrive on time, but it’s _______my control.
A. within B. without C. under D. Beyond
We can live a better life if we create ______less polluted world.
A. a B. an C.\ D. the
