been working hard day and night,which, of course,__ histiredness.

The concert was wonderful yesterday. Didn’t you go to it?— _______. I _______, but I had to look after my sick baby at home.

Customs change from country to country. Some customs in China are quite different from in Western countries.

To live with a high ideal is a successful lifeIt is not what one does, ________ what one tries to do, that makes a man strong

Last summer I took a course on______.