More and more Chinese people prefer to eat fast food to save time, so all kinds of fast food restaurants are ________ in China now. [ ]

－What should we do to make the salad－First，wash the vegetables and _______.

go to Beijing on business tomorrow, do you haveanything ____ to your son studying in Peking University

Do you know something about Christopher Columbus— He’s an Italian Navigator (航海家) who __________ America in 1492.

If you think the radio is toonoisy,you can.