Bill's fully from his heart disease.He is very happy.
—Did you hear about the hero who rescued the child from the burning building? —Yes. What do you think most people ______ if they were in a similar situation?
A person , when_________,can often do what is normally beyond his ability.
Mark needs to learn Chinese ______ his company is opening a branch in Beijing.
They _________ have arrived at lunchtime but their flight was delayed.
The year 1949 ________ the birth of a new country—the People’s Republic of China.