Children are ______ to meet with setbacks (挫折) as they grow up, so their parents don’t have to worry about it.
An American plane is reported ____ in the Atlantic Ocean with 228 people aboard, the airline’s worst disaster in its 75-year history.
Time should be made good use of ____ our lessons well.
— ____ you read the newspaper? — Yes. I ____ it on the bus while I was on my way to work.
We ____ on this project for four hours. Let’s have a rest.
Internet shopping is really ____ when people are sure of its safety.