The policeman is still not sure ______ the young man killed himself or was killed.
#56983
A
if
B
that
C
whether
D
weather
推荐题目
She won’t lose weight______ she keeps a diet and takes exercise every day.
#55813
A
unless
B
if
C
because
D
since
－When shall we go to Hong Kong for holiday? － I am not sure yet. _______ this Sunday ______ next Saturday is ok.
#56641
A
Neither; nor
B
Both; and
C
Either; or
D
Not only; but also
our manager objects to Tom’s joining the club, we shall accept him as a member
#58091
A
Until
B
Unless
C
If
D
After
—You look tired. What’s wrong with you, Wang Ming?—Last night I watched TV 12 o’clock.
#55363
A
when
B
until
C
as
D
while