____ the workers are very tired, _____they keep on working. — They are great. We must learn from them.

It is the superior intelligence and the use of language that distinguish man______ the other animals.

The silk scarf is not_______. _______ is in_______ desk.

The house is not for us to live in.

Sorry for the delayI got lost in the mountain— OKYou’re safe and that’s what