Has the boy who was made use of ____ realized his mistakes?
Mr. Chen, ____ his lady, has a good command of the English language.
She is a nurse,___ a doctor as well.
.I would be very glad to help, ___ I’m going away on business.
38.The task is hard, ___, the workers managed to finish it in time.
39.When you read the book, you’d better made a mark ____ you have any questions.