—Don’t stay up too late or you’ll feel sleepy in class.—OK. I’ll go to bed as soon as I _____ my homework.
----The number of the tigers is getting __________. ---- I agree _______ you.
The reserve is an important ______ area for the rare red-crowned cranes.
You should speak as loudly as you can _____everyone hear you clearly
I think ____necessary for us _____the birds.
_____ good time we had in the park yesterday!