______ I bring you all the magazines right now— No, you don’t have to, but you ______ give them to me tomorrow.

Is this the museum ______ the students visited the day before yesterday

It is rather cold here. Shall we light a fire? — No, we______because things are easy to catch fire.

all know, two thirds of theearth’s surface is water, ___ a lot of fish.

Jenny ,hurry up you will miss the school bus．