________ you understand the rule, you’ll find English easy to learn.
#4634
A
As
B
While
C
Once
D
Whether
推荐题目
The police were seeking more information to find out ______ the rich merchant.
#59072
A
who was it that killed
B
who it was that killed
C
it was who killed
D
who was it killed
There were signs here and there, _____ visitors to look out for ______ rocks.
#5018
A
warning; fallen
B
warned; falling
C
to warn; fallen
D
warning; falling