Science and technology have __________ in important ways to the improvement of agricutural production.
#13548
A
attached
B
assisted
C
contributed
D
witnessed
推荐题目
Modern education is _____ sitting at a desk and looking at the blackboard.
#12376
A
no more than
B
not less than
C
more than
D
less than
The young couple decided to their wedding until all the details were taken care of .
#12684
A
announce
B
maintain
C
postpone
D
simplify
— What has _____ my dictionary? I can’t find it. — Don’t you forget you’ve lent it to Lucy?
#13778
A
become of
B
resulted in
C
brought about
D
taken place
(2013·东北三校一模)The police managed to gain ________ through an upstairs window.
#11343
A
approach
B
way
C
access
D
passage
Every minute is made full _____ of _____ our lessons well.
#12670
A
to use; study
B
use; studying
C
use; to study
D
used; studying