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 Study hard, _        _ you will pass the exam.
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A
so
B
or
C
but
D
and
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We never know we will succeed ________ we actually try.
#55283
A
until
B
when
C
unless
D
though
I think he’s been drinking, _________ I’m not completely sure.
#56415
A
if
B
though
C
until
D
as
 Jenny likes Tuesday         her favourite subject is on Tuesday .
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A
after
B
but
C
so
D
because
 Yesterday morning I was just leaving_______ the telephone rang.
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A
when
B
while
C
because
D
since
—     is your grandmother?—She is 80years old.
#56300
A
How
B
How old
C
How many
D
What