Science and technology have in important ways contributed to the improvement of agricultural production.
#72378
A
contributed to
B
resulted from
C
carried off
D
handed over
推荐题目
One of the collectors collected some seeds from a tree that had _____ him.
#72504
A
interest in
B
appealed to
C
been attracted
D
drew attention of
The manager along with his workers _______ day and night to complete the project.
#71451
A
have worked
B
work
C
is working
D
are working
After the earthquake, many people had to be_____in a stadium because most of their houses were badly damaged
#68107
A
put away
B
put out
C
put up
D
put off
--- You didn’t lock the back door. --- You are wrong. I ______.
#71415
A
have locked it
B
lock it myself
C
did lock it
D
do lock it