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

In case it will rain hard this afternoon, you should take the raincoat with you. 

Which of the following can be the best title for the passage?

The cost of ______ an advert on the Internet depends on the number of views it can get.

Online shopping is more ______ nowadays, as customers can ask questions and get responses from sellers quickly,

Residents are complaining about the huge ______, which is sO bright that it keeps them awake at night.

Social media is very popular among young adults. ______ contrast, many old people dislike using websites and mobile devices.

In order to prevent endangered species from going extinct, it is crucial to protect their natural habitats.