—What made him so worried.—       his wallet.
#91811
A
Having lost
B
Losing
C
Lose
D
Lost
推荐题目
Visitors were _____at the _____pictures that the guide showed.
#92134
A
amazed; amazing
B
amazed; amazed
C
amazing; amazing
D
amazing; amazed
----What are you busy with? ---- The conference_______ in our city next week.
#91472
A
held
B
to be held
C
be holding
D
will be held
She couldn’t decide which restaurant _______. 
#98798
A
to have lunch
B
to eat
C
to eat at
D
eating at