I _ my office every day. But now I_____
题型:选择题
问题:
I _ my office every day. But now I ______.[ ]
A. clean; am reading
B. am cleaning; reading
C. cleaning; read
D. clean; read
I _ my office every day. But now I ______.[ ]
A. clean; am reading
B. am cleaning; reading
C. cleaning; read
D. clean; read