____all the required papers. he didn't answer the questions fluently in class.
#88905
A
Having not read
B
Not having read
C
Not read
D
Not to read
推荐题目
This machine is very easy______. Anybody can learn to use it in a few minutes. 
#90027
A
operating
B
to be operating
C
operated
D
to operate
When I came back from shopping, I found my purse __________.
#95909
A
having stolen
B
being stolen
C
stolen
D
stealing
Some 200 people were reported ______ in the earthquake which happened in Sichuan last month.
#91503
A
were killed
B
to be killed
C
killing
D
to have been killed
_______ a post office, I stopped _______ some stamps. 
#97445
A
Passed, buying
B
Passing, to buy 
C
Having passed, buy
D
Pass, to buy