He had to leave early, didn't he?
His eyes were so bad that he couldn't read the number on the board.
There's the waiter. Shall I ask him for the bill?
Shall I open the door for you?
Will you be able to come to the meeting? - I'm afraid not.
My car broke down so I had to come by bus.
May I ask you some questions? OK, go ahead.
I 'd rather play tennis than golf.
There are a lot of mistakes in this exercise. I will have to go over it again with you.
He was a good swimmer, so he was able to swim to the river bank when the boat sank.
He would rather live in the country than in the city.
You had better go now. It's getting late.
You can fly to London this evening provided you don't mind changing planes in Paris.
I would like to take advantage of this opportunity to thank you for your co-operation.
You 'd better add it up. I'm not good at figures.
The phone has been ringing for a minute. No one must have been at home.
She's fainted. Throw some water on her face and she may come round.
Let me know if you need further assistance!