(2012·南京高二检测) Some people are worrying about the possibility _______ mobile phones could be responsible for a range of illnesses, from rashes (皮疹) to brain tumors.
#30086
A
that
B
why
C
how
D
whether
推荐题目
Junk messaging has been a headache for years, ＿＿the action taken by the authori-ties has not yet produced the results expected
#30981
A
as
B
but
C
so
D
before
.I was about to leave_________I saw him_______ towards me, with a bag in hand.
#34281
A
while; running
B
when; running
C
as; ran
D
when; to run
Although the old lady has a daughter and two sons ,______ live with her．
#33821
A
none of whom
B
neither of them
C
all of whom
D
none of them
Sometimes people just believe what they see, ______the reality may be different.
#30770
A
as if
B
even though
C
since
D
unless