It’s triangle.A. a B. an C. /
( ) These green trees. A. is B. are C. was
( ) The birds are playing the rain. A. on B. in C. at
( ) Baby, please to your room. A. going B. go C. to go
( ) Amy’s playing piano. A. the B. a C.\
( ) A cat is . A.run B. running C. runing