Find out the mistake and correct them.

You mustn’t (A) fill in this section if (B) you don’t want to (C). It’s (D) optional.

Choose the word that has the underlined part pronounced differently from the others.

Choose the word that has the underlined part pronounced differently from the others.

Choose the word whose stress is put differently from that of the others.

Choose the word whose stress is put differently from that of the others.

Choose the word whose stress is put differently from that of the others.

Choose the best answer to each of the following questions.

He _____ we could buy or make reusable bags and leave some bags in our bike for shopping.

Choose the best answer to each of the following questions.

 Fossil fuels which are non-renewable pollute the air and cause air ______.