­­­­­­­­­­­­------Is Bob still performing?------I’m afraid not. He is said        the stage already as he has become an official.
#90850
A
to have left
B
to leave
C
to have been left
D
to be left
推荐题目
The twins,______at birth,do not know each other .
#98499
A
separated
B
being separated
C
having separated
D
having been separated
No one was permitted ______ the empty house without his permission. 
#96238
A
entering
B
to enter
C
entering into
D
to enter into
______ a mile in the fastest time while doing gymnastically correct lunges is yet another event______ Ashrita is outstanding.
#88576
A
Covering; in which
B
Covering; which
C
Having covered; in which
D
To cover; that