相关试题
So far, MERS(中东呼吸综合症) has become one of ____ illnesses in the world.
A. serious
B. more serious
C. the most serious
--_________ is it from your home to Wanda Plaza?
--It's about 10 minutes' walk.
A. How far B. How long C. How much
--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
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