--- Which city has ________ population, Shanghai, Hong Kong or Qingdao?--- Shanghai, of course.
—What are you looking for?—I’m looking for the watch _______ I bought yesterday.A.which B.who C.whose
—Which season do you like _______, summer or winter?— Summer.A.well B.best C.better
—It’s too late. I have to go now.—Oh, it’s raining outside. Don’t leave _______it stops.A.since B.until C.while
When Jim’s mother came in, he _______ his homework.A.is doing B.has done C.was doing
______ clever the boy is!A.How B.What C.What a