What ___ interesting book it is?
The Mulan River ______ runs through the city is our mother river.A. who B. which C. whom
So far, MERS(中东呼吸综合症) has become one of ____ illnesses in the world.A. seriousB. more seriousC. the most serious
Which costume of the following pictures is from Japan?
--_________ 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