2019年mpa考试英语真题——非谓语动词262

{01}________ and then I began to preview my lessons.
A.Having done my homework
B.Doing my homework
C.I first did my homework
D.After I had done my homework
解析：
本题选C。

{02}I told Andrew ________ the street.
A.be careful crossing
B.to be careful crossing
C.to be careful cross
D.more carefully crossing
解析：
本题选B。