--Let’s go hiking in the mountains this weekend. --______it rains.
#55574
A
If
B
Unless
C
When
D
Whether
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—_______he is very old, he works very hard. — Wow, great. I should learn from him.
#56197
A
Although
B
However
C
Because
D
So
Their clothes were ______ colorful ________ I could not stop taking photos.
#56468
A
too…to…
B
so…that…
C
although…but…
D
because…so…
—How do you plan to travel to Beijing, Jack?—I haven’t made up my mind ________to go by plane or not.
#55148
A
if
B
whether
C
when
D
how