( )Mary’s uncle is _____ doctor, her aunt is ______ artist. A. a, an, B. a, a C an, a
How_______ your day? It was OK. A. is B. was C. are
It _________ about 20 minutes. A. take B. takes C. taking
How _________ Dongdong go to school? A. does B. do C. did
A: _________did you do after school? B: I went to the library. A. How B. What C. When
_________rides her bike to school. A. He B. She C. I