— You look tired, you should have a good rest for _______ days.— That sounds good.
We can have ________ bluer sky if we create _________less polluted world.
The park is far away from here indeed.It’s about _________walk.
Mr.Green,do you know ____________________?----July10.It will last a month.
We wonder if our teachers _____to our graduating party next weekend.If they _______,we’ll be very happy.
---To achieve a bright future,we should _____study hard _____keep in good health.---I agree with you.