麻腮风减毒活疫苗应于()℃避光保存和运输。
参考答案:2-8
Some people feel sick when they read a book in a car or on a boat.
A.must
B.should
C.may
D.need
— Do you have any plans for the winter holiday?
— Since you are crazy about music, why not go to some ________ concerts?
A.lively
B.live
C.alive
D.living