VII. Underline the mistakes in the following sentences and correct them. 1. If we use water carefully, more people will has fresh water. =>_______________. 2. When the storm started, they take shelter in a cave. =>_______________. 3. At this time last year, I am attending an English course. => _______________. 4. People cough because of they breathe in the fumes from cars. => _______________. 5. Visiting the White House, where the President of the USA live. => _______________. 6. Before she had listen to music, she had done her homework. => ______________. 7. He were planting trees in the garden at 4 pm yesterday. => _______________.

IV. Complete the sentences using words in bracket.

6)    While we __________________ (run)  in the park, Mary fell over.

7)    His mother is unhappy _________________ (because/ because of) his room is untidy.

8)    Alice ___________________ (see) the accident when she was catching the bus.

9)    He said that He _______________________ (not/visit) the US before.

10)  If we travel to Hanoi, we_____________________ (visit) the museums.

VIII. Complete the sentence using the given words. 1) Many/ people/ this area/ have/ cholera/ because/ they/ drink/ untreat/ water. ________________________________________________________________ ________________________________________________________________. 2) Visual/ pollution/ prevent/ us/ see/ far/ away. ________________________________________________________________. 3) Could/ you/ tell/ me/ what/ the symbol/ Scotland? ________________________________________________________________. 4) A lot of/ people/ be/ injured/ the/ earthquake. ________________________________________________________________. 5) If/ there/ be/ fire/ in/ your house, call/ 114. ________________________________________________________________.