Can you tell me the        difference between the words “require” and “request” ? I sometimes get puzzled by their meanings.
#18085
A
arbitrary
B
clumsy
C
apparent
D
tentative
推荐题目
—I’m really hungry now.That’s because you have left your lunch __________. 
#20287
A
having untouched
B
to be untouched
C
untouched
D
being untouched
Your novel is perfect; I’ve never read _______ before.
#17989
A
the better one
B
the best one
C
a better one
D
a good one