In summer milk will quickly go bad_____ it is put into a fridge.
— do you speak English so well? —Because I practice it with my partner every day. A. Why B. When C. Who
I like the MP3, it’s too expensive. A. but B. so C. and
—I have trouble learning math this term. —You should pay more to your teacher’s advice. A. money B. attention C. time
Go on with your English study. is difficult if you put your heart into it. A. Anything B. Something C. Nothing
A big earthquake hit Japan the afternoon of March 11th, 2011. A. in B. on C. at