He tried his best to solve the problem, _____ difficult it was.
#63192
A
however
B
no matter
C
whatever
D
although
推荐题目
She didn’t mention her troubles to Mr. Li，who might have helped her ______.
#22645
A
instead
B
either
C
otherwise
D
anyhow
It’s widely known that first aid is important and you can save lives if the right action is taken.
#24715
A
terribly
B
hardly
C
scarcely
D
rarely
—Are you worried about the coming exam?—Only ______.
#23009
A
gradually
B
broadly
C
slightly
D
extremely
Stress can be extremely damaging to your health. Exercise, __________, can reduce its effects.
#24226
A
at the same time
B
while
C
though
D
meanwhile
Our vacation was totally ruined. Not only was the food terrible,the weather was awful_____
#24261
A
but also
B
either
C
neither
D
as well