—Miss Zhang seems quite familiar with Yunnan Province.
—Don't you know?She ________ a town school there as a volunteer teacher for over 2 years.( )
A.is inB.has gone to
C.has been inD.has been to
I don’t think it is a good idea, ________ ? A. isn’t it B. is it C. do we
Some of the apples are bad,but I believe the rest sweet.
--- Can you tell me where Tom is? --- He ________ on the playground. A. plays B. playing C. is playing
-- _______ bad weather! -- So it is. A. What B. How C. What a
What _____ it is to go horse riding __________ weather!