The police ____ still not sure ______ the young man killed himself or was killed.
#56977
A
is, if
B
is, whether
C
are , whether
D
are, that
推荐题目
It’s very nice_________you __________ my parents your best wishes.
#56017
A
of; sending
B
of; to send
C
for; to send
D
for; sending
You’d better look up the new word in a dictionary _____ you don’t know it ?
#56621
A
if
B
that
C
though
D
whether
