There will be _______ space for living things on earth.

Neither my father nor my mother ________ rock music. They think that it’s too ______.

一 Have you finished your homework yet? -- No, not yet. I think it'll take me            half an hour.

---You look so tired and ____, John. ---Yes, I had my PE lesson just now. I’d get some water to drink.

It is impossible for ______ little children to do ______ much work in ______ a short time.