问题

____ difficult the work may be, we must go all out to finish it ahead of time.

A:Whatever
B:However
C:How
D:What

正确答案是：

同类题型

______bag is red and ______ is red, too.

inese government will keep updating informationabout H7N9 bird flu in a transparent manner, and _______ public concerns in a timely manner.

________ the Internet is bridging the distance between people, it may also be breaking some families or will cause other family problems

Li Ming has a good habit of reading English ________ every day．

Would you like to go to the cinema with me tonight-__________, I still have a lot of things to do.