He is welcome to come along, he behaves himself.
#30581
A
provided that
B
so far as
C
even if
D
in case
推荐题目
More strict measures should be taken____more people are infected with the virus of H1N1 flu.
#34046
A
so that
B
as if
C
in case
D
even if
Who does that shop assistant think he is? He behaves _______ he owned the store.
#30712
A
even if
B
as if
C
as long as
D
if
_________ there’s the slightest chance that the baby can come to life, the mother will never stop taking care of it.
#31161
A
As well as
B
As long as
C
As though
D
As soon as