---You ought to have warned him of the danger!
--- ____! But he wouldn’t listen!
A. So did I B. So ought you C. So I did D. So I have
The flood is believed ____ more than 50 people and made thousands homeless, ____ it perhaps the most destroying flood in history in the area.
A. killing; to make B. to have killed; making
C. to have killed; having made D. having killed; making
. How can you expect to learn anything ____ you devote all your energies to playing computer games?
A. in case B. while C. when D. unless
He ____ down his life for the cause of freedom.
A. gave B. took C. killed D. laid
My most famous relative of all, ____ who really left his mark on America, was Rob Sussel, my great-grandfather.
A. the one B. one C. he D. someone
Did ____ on time make her teacher angry？
A. not to come B. her not to come C. her not coming D. not her coming
