Do earthquakes ________ often in North America?
Nowhere else in the world________ more friendly people than in this small town．
In which city was the bus boycott organized?
________the difficulties of exercising, many people prefer to be on a diet to lose weight．
回答{TSE}题Never laugh at a snow covered mountain! Laughter and yelling, during the avalanche season, can cause a deadly pile of snow．Huge snow slides are most common in mountains where there are stee
We can conclude from this passage that avalanches________
In this passage unstable means________
What job will be done the day before the festival begins?
Those good traditions have been passed________the younger generation．
We had a long telephone________yesterday evening．
