What do you think of this ________–I love it. I learned a lot about Steve Jobs afterreading it.

The old man white hair is my grandpa.

Our government is trying its best to ____the social security system to protect people’s rights．

Jack’s business is not as good as before, so he has to __________ the expenses(开销) of his company.

u think it’s a good idea to make friends withyour students– ______, I do I think it’s a great idea