Mark the letter A,B,C,or D on your answer sheet to show the underlined part that needs correction.

We must develop more rapid,responsible systems for dealing with online messages.

Young children are advised to participate in community activities to improve his

social skills.

Her uncle comes to visit her family last summer holiday.

The citizens were seething with contentment over the municipal authority’s recent

changes to the transport system.

Her grief for her dead husband was somewhat alleviated after she had heard my

comfortable words.

Last month,my mother makes more than 20 dresses and sold all of them.

In the past,women were forced to stay at home to take care of her children.

After graduating from Columbia in 2003,he becomes a scholar,travelling to Oxford.