Susan decided not to work on the program at home because she didn’t want her parents to know what she ______. 
#101760
A
has done
B
had done
C
was doing
D
is doing
推荐题目
Stefan ________ from heart attack for more than ten years, but now he’s healthy and energetic.
#100871
A
had suffered
B
suffered
C
has suffered
D
has been suffering
The mayor of Beijing says that all construction work for the Beijing Olympics _____ by 2006.
#105003
A
has been completed
B
has completed
C
will have been completed
D
will have completed
—What should you do if you have problems with your life? —          .
#101470
A
To find a friend to talk
B
Find a friend to talk to
C
Finding a friend to talk to
D
Found a friend to talk