No matter what measure they took, in no way __________.

单项选择题We wouldn't have missed the train if we______ to the station.

单项选择题The committee has made rules （）all its members are supposed to work.

A.by which
B.so that
C.now that
D.for which

单项选择题They were married for fifteen years but have now _______up and live apart.

单项选择题I set off as soon as I got the news about my grandpa's illness. Unfortunately, he _________at the hospital before I ____.

单项选择题The shipping authorities followed the ________of the unidentified submarine on their radar screens.

单项选择题Oil sales volume in local urban and rural areas rose by 24% and 50% ________, over July 2006.

单项选择题We'll never get to the station on time we run as fast as we can.

单项选择题I don't believe in Brown's adventure at all. It sounds so___ .

单项选择题Does brain power_________ as we get older Scientists now have some surprising answers.

单项选择题I don't think__________ possible to master a foreign language without much memorywork.