( )Yesterday they _____on the wall for one hour. A. walk B. walks C. walked
——How _______ is the hat, Tony?——100 yuan. A.often B.much C.many
What’s wrong _______ you? I had a bad cold. A.for B.to C.with
Of the three books, this one is the __________. A.thinnest B.thinner C.thinest
Please look____the baby when I go out. A.for B.in C.after
Tony must _____ good at ice-skating. A.is B.be C.are