We can go hiking next week ____ it rains heavily.
#57235
A
unless
B
if
C
though
D
because
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——Excuse me. Is it my turn now?——Not yet. Please wait on the chair ______your name is called.
#55321
A
and
B
until
C
although
D
since
---_______do you send e-mails to your pen friend? ------Once a month.
#56239
A
How long
B
How far
C
How much
D
How often