Is this factory ______you visited last week?
My parents always go to work_____7:20 a.m. A. inB. on C. at
I often play ping-pong ________ my friend.
___________ is the first month of a year.
-- When is Tree Planting Day? --It’s ___________ March.
找出不同类的单词,将序号填在括号里。 ( )⑴A.MondayB.Tuesday C.May Day ( )⑵A.April B.autumnC.August ( )⑶A.seasonB.summer C.spring ( )⑷A.sometimes B.always C.sports ( )⑸A.snowB.sunnyC.rainy