___students will take part in the sports meeting and _____them is over three hundred.
—It will be my turn. I feel a bit nervous. — ________. You can make it.
—Dad, please tell me when Mum_____. I miss her very much. —She will return when she_____ her task. And she will bring a nice present for you.
--This is _______ fantastic movie I have ever seen. --Yes, I’ve never seen a _______ one.
The rivers will become dirtier and dirtier _______ we take action to protect them.
--I’m a little hungry, Mum. --There are some cakes on the plate. You can take _______.