Mary decided not to work on the program at home because she didn’t want her parents to know what she __________.
#101244
A
has done
B
had done
C
was doing
D
is doing
推荐题目
Wherever I ____these days. I always carry my umbrella.
#104189
A
am going
B
shall go
C
go
D
should go
I arrived late; I _____ the road to be so iey. 
#104993
A
wouldn’t expect
B
haven’t expected
C
hadn’t expected
D
wasn’t expecting