We work together to achieve our common purpose: __________ world that is safer, cleaner and healthier than __________ one we are living in.

Do you need any help with the box? —No, thank you. I can _____ to make it.

Would you like cup of coffee?—No, thanks. I’ve had enough.

Your garden is _______ beautiful flowers.

I’d like to go there with you.—That’s very kind ______ you. OK, Let’s go.[ ]