You（）driven 70 miles an hour. Now tell me what we shall do with this speeding ticket?

It served Susan right. She（ ） have thought twice before posting her photos on her Blog.

I（ ）harder, or I would have passed the examination.

I just feel like it's unnecessary. It's just something that（ ）have happened.

That facility（ ）have been built for the people many years ago. But the construction hasn't started yet.

Every adult（）be responsible for what he or she has done.

The Canadian government finally decided to ban asbestos, something it（ ） have done decades ago.

Every employee （） do his best for the development of the company, if he wants to be promoted.

Their advice was that I （ ） a new life.

Fill in the blanks with the words given in brackets. Make changes or add something where necessary.

My parents wanted me to be a doctor, but I (not put) up with all those years of study.

（ ）you tell me where the library is?

Fill in the blanks with an item as required.

With a modal auxiliary:
He is over eighty, but he stillread without glasses. 

Fill in the blanks with an item as required.

With a modal auxiliary:
He started very early this morning. Henot have missed the train.

With a modal verb:
The great 19th century explorer John Muir once said: "Only by going alone in silence, without baggage, one truly get into the heart of the wilderness.''

Fill in the blanks with an item as required. 

With a modal auxiliary：
Time is so pressing. How  I complete such a difficult task single-handed?

— Will you stay for dinner?
— Sorry, I（ ）. My mother is coming to see me.

She （ ） it, because she was not on the spot then.

— Could I trouble you for an egg sandwich?
— Yes, of course you（ ）.

Fill in the blanks with an item as required.

With a modal auxiliary:
— You realize that you were driving at 100 mph, don't you？

— No, officer. Ihave been. This car can't do more than 80.

The board members all agreed to the suggestion that someone else （ ） for the position.