______ the age of 89, he passed away ______ acold winter morning.

_____ the child to bed, she began to correct the pupil’s exercise. [ ]

下列各句中，没有语病的一项是(　　)

The Charles Dickens Museum in Doughty Street is theonly one of his Londonhomes to survive，______hewrote Oliver Twist

The book_________first aid is of great help to me.[ ]