当你对事情表示怀疑时,你可以说_____。A.OK. B.Really? C.Goodbye.
is this boy ? He’s Gao Wei . A. Where B. WhatC. Who
is she from ? She’s from China . A. Where B. WhatC. Who
What’s thisEnglish ? A. in B. atC. on
Where’s your grandfather ? He’s home . A. at B. inC. on
My sister isClass One . A. at B. inC. on