来自廖勇毅的问题
Thebabyisgenerallyhealthy,buteverynowandthenhe______acold.[]A.hascaughtB.iscatchingC.caughtD.doescatch
Thebabyisgenerallyhealthy,buteverynowandthenhe______acold.[ ]
A.hascaught
B.iscatching
C.caught
D.doescatch

