No one knows who salt, but it's very helpful to our life.
A. invented B. discovered C. created D. found out
Jim Mary like watching horror films.
A. Neither; nor B. Either; or
C. Not only; but also D. Both; and
They were busy the project that they forgot the time.
A. too; discussing B. too; discuss
C. so; discussing D. so; to discuss
To my surprise, he could get over difficult problems that he succeeded at last.
A. so many B. such many C. so few D. such few
She bought a digital camera online ____ she would save a lot of time.
A. so that B. as soon as C. no matter D. such that
The great Chinese writer, Ba Jin died in October 2005. He will be remembered us
his great works.
A. for; by B. by; for C. by; with D. with; for
