Everyone can play an important part in society. As members, we should try our best to do __ .
A. how we should do B. what should we do
C what we should do D. how should we do
--Whose book is this?
--It _____ Amy's. Well, her name is on the cover of the book.
A. must be B. can't be C. mustn't be
--Jim, please help me ____ the cooked meat. I want to make fried rice.
--OK.mom
A. cut down B. cut up C. cut off
--Will you go to see the movie The Left Ear with me tomorrow?
--Sorry, but I ___ it twice.
A. have seen B. saw C. will see
People in North China eat noodles as their main food ___ people in the south eat rice.
A. as B. while C. when
It's reported that the passenger ship "Eastern Star" capsized and sank（翻沉) in the Yangtze River _____ June 1st, 2015.
A. in B. on C. at