It’s dark. I can’t see the words on the blackboard____________.

Thebedhasbeen_______inthefamily.Itwasmygreatgrandmother’soriginally.

It’s raining all day , so I ________ stay at home.

My brother passed the driving test and he is planning to buy a car of his own.– Congratulations! ___________.

As we all know, with the development of science and technology, the earth’s resources are ________ at an alarming rate, so we should make good use of them.