________ I can see, there is only one possible way to keep away from the danger.
A. As far as B. as long as C. Just as D. Even if
Don’t give up halfway, Andy. You’ll succeed _______ if you keep on working like this.
A. in turn B. on time C. in time D. by accident
He made up his mind to devote his life _______ pollution _______ happily.
A. to prevent; to live B. to prevent; from living
C. to preventing; to live D. to preventing; living
After five hours’ drive, they reached _______ they thought was the place they had been dreaming of.
A. that B. where 
C. which D. what
The news that he failed in the exam _______ his unhappiness this morning.
A. accounted for B. accounting for C. had accounted for D. to account for
The great _______ of my plan is that it’s so cheap compared to the others.
A. power B. strength C. energy D. force
