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
All too _____ it was time to go back to school after the glorious summer holidays.
#25063
A
often
B
fast
C
soon
D
late
The situation is very serious, even if the government tries to pretend ______.
#24671
A
furthermore
B
otherwise
C
actually
D
therefore
―Could you _______ take care of my dog while I’m away? ―Sure. Leave it to me, please.
#24905
A
perhaps
B
possibly
C
maybe
D
probably
“Facial transplants are no longer science fiction imagination ,”a surgeon has said,____that they are ___possible but technically complex..
#24264
A
adding ,theoretically
B
considering ,desperately
C
noted ,ethically
D
stressed , completely
Nearly 200 people entered the area ______ to mine diamonds in 2000, and eventually had to be driven off by the police.
#23055
A
irregularly
B
illegally
C
imperfectly
D
unusually