_________ running after success,we have a lot of other interesting things to do in our lives.( )
A.ByB.OnC.BesidesD.Except
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!
________ great scientist Qian Xuesen is!