My documents are always ______ out according to the contents(内容) and dates so that I have no trouble in finding them when they _______. 
#103151
A
set; are needed
B
put; need
C
sorted; are needed
D
written; need
推荐题目
The scientist __________ the experiment for half a year, but he _______ yet.
#102041
A
made; didn’t succeed
B
made; hasn’t succeeded
C
was making; didn’t succeed
D
has been making; hasn’t succeeded
No sound and no voice______ for a while. 
#104900
A
have heard
B
has heard
C
has been heard
D
have been heard
. I don’t understand why he        faults with me. I’ve done my best.
#100277
A
finds
B
found
C
is always finding
D
will find
Look! The houses _________.
#101961
A
is being built
B
are building
C
being built
D
are being built
Johnson ____ for 5 years for political reasons when he was young.
#103756
A
was put in prison
B
was in the prison
C
got out of prison
D
was in prison