On National Day there are more than fourpeople in the park.

Try to give its meaning when you meet a new word. Don’t _____ your dictionary all the time.

What do you think of the report about the air pollution on TV last night?—I think the situation is so that we should take action to protect the environment.

All of us are proud _____ the great changes of our hometown. [ ]

_____ you have _____ homework to do every day?