Give the correct form of the words in the brackets.

The lecture is about the

of the world heritage sites. (preserve)

Choose the word whose underlined part is pronounced differently.

Choose the word whose underlined part is pronounced differently.

Choose the word whose stress is placed in different position from that of the rest.

Choose the word whose stress is placed in different position from that of the rest.

Choose the best answer to complete the following sentences.

A(n) _________disease is an illness that can be passed from one person to another.

Choose the best answer to complete the following sentences.

Global warming leads _______ climate change.

Choose the best answer to complete the following sentences.

Global warming is an increase in the average _______ of the earth’s atmosphere.