Smoking, ____ some smokers, might ease their anxiety sometimes, but ____ the addiction caused by their constant practice, it is really hard to give up.
#84019
A
according to; due to
B
according to ;because
C
as to; since
D
thanks to;if
推荐题目
His mother _____ teacher. 
#83288
A
became
B
has turned
C
came
D
proved
He left school early, and as an adolescent, determined ______  in South American, set off from his home.
#65918
A
having a fortune
B
making his fortune
C
to spend a fortune
D
to make his fortune
I overslept this morning because my alarm clock ______.
#69183
A
didn’t go out
B
didn’t let out
C
didn’t go off
D
didn’t let off