The Mekong River Commission has found no evidence the dams on the upper reaches have an influence on the water flow downstream.
#68029
A
that
B
which
C
where
D
what
推荐题目
Here is such a difficult text _____ none of us can understand. Here is such a difficult text _____ none of us can understand it.
#71977
A
as
B
which
C
that
D
where
his father has been away for more than one year, John can still keep doing what he needs to.
#67708
A
While
B
When
C
As
D
Whether
The field research will take Luffy and Steven about two weeks; it will be a long time _______ we _______ again.
#67501
A
before; met
B
since; meet
C
before; meet
D
since; met
We will never give in ______ they do or say about our plan.
#68665
A
No matter when
B
how
C
whatever
D
although
Don’t promise anything ______ you are one hundred percent sure.
#74420
A
whether
B
after
C
how
D
unless