The machine is designed to _______ peoplerecycle wastes to a great degree but the result still remains to be seen.

What a good ________ you’ve given me! Thanks a lot. – My pleasure.

Having many helpers makes a task easier and faster to complete.– I think so. .

下列各句中，没有语病的一句是

Where is Lily–She Chengdu. She there for two days.