The heavy rain is so troublesome. _________ it would stop!
#33874
A
Only if
B
Even if
C
Ever since
D
If only
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we can’t remove our troubles in life forever, we can leave them behind when we are on vocation.
#31528
A
When
B
While
C
Unless
D
Until
They walked together as far as the second crossing ____ they parted .
#33885
A
when
B
which
C
why
D
where
Physical Education in schools can teach us endurance — something we all need ______ life becomes tough.
#31595
A
unless
B
in case
C
though
D
until
Zhouqu, Gansu was attacked by such a terrible mud-rock flow few residents had ever experienced before.
#33066
A
as
B
which
C
where
D
that
They are talking excitedly about the writers and their books ________ interest them.
#30886
A
who
B
whom
C
that
D
Which