The building is carefully designed so that everyone can leave the building safely if an accident .
The city is 1,500 kilometers ______ our village.
The reason ______ he didn’t come was ______ he was injured.
Since I won the big prize, my telephone hasn’t stopped ringing. People ______ to ask how I am going to spend the money.
______ money is important, many teenagers say they want to do jobs they enjoy.
Here is a survey about hopes and dreams ______ thousands of students took part.