. What the doctors really doubt is ______ my mother will recover from the serious disease soon.
#34555
A
when
B
how
C
whether
D
why
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---- Oh, it’s raining hard outside. Do you think the milkman will arrive?---- Of course. He will come on time ________ it rains.
#30996
A
in case
B
as long as
C
ever since
D
even though
I usually take something to read when I travel by train _____I feel bored．
#30819
A
as if
B
so that
C
in case
D
even though
Famous sights in London include London Tower Bridge Buckingham Palace.
#32803
A
as well as
B
as far as
C
as good as
D
as long as