Have you found out the exact reason why the dinosaur _________ many years ago?
#12029
A
died down
B
died out
C
died from
D
died of
推荐题目
Many teachers were impressed by Kris's ________ attitude to life because he never gave up.
#11157
A
positive
B
casual
C
careless
D
practical
It was a real race________time to get the project done.Luckily，we made it.(2013·新课标全国Ⅰ，34)
#11006
A
over
B
by
C
for
D
against
I do ______ your timely help yesterday, without _______ I couldn’t have found the solution.
#12839
A
thank; which
B
appreciate; it
C
thank; it
D
appreciate; which
We already have ______ pencils, but we need two ______ pens.
#14559
A
dozen of, doze
B
dozens of, dozens
C
dozens of, dozen
D
dozens of, dozen of