“You realize that you were driving at 100 mph, don’t you?”“No, officer. I ______. This car can’t do more than 80.”a. didn’t need to be b. may not have been c. couldn’t have been d. needn’t have been
To read newspapers before going to bed seemed to be a rule _____.
The danger of HINI was real, especially in the beginning, little was known about the new disease.
For those who don’t have to safe water, life is a constant struggle.
All over the world the mobile phone has leaped from being an impossible luxury in the early 1980s to most people would now call a necessity.
The Washington-Beijing relationship was now about more than trade. It also covered climate and other matters of international .