A.Mark the letter A,B,C or D to indicate the word(s) CLOSEST in meaning to the underlined word(S) in each of the following questions.

1. The street doesn't look clean because it has a lot of rubbish

A. contaminant      B. poison      C. sewage     D. tree

2. The aboriginal people of Australia are experts at survival in an environment with scanty resources.

A. ordinary           B. limited       C.abundant          D. natural

B.Mark the letter A,B,C or D to indicate the word(s) OPPOSITE in meaning to the underlined word(S) in each of the following questions.

1. Are all types of pollution harmful to the health of humans and animals?

A. benefit             B. helpful        C. effect          D. influece

2. Scientists believe that it is possible for waves to reach the heights described when they come contact with strong ocean currents

A. touch               B. enter           C. meet         D. avoid

What is pollution? Stinky stuff? muck? Poison? Yes, all those things.. and more. Some is obvious like smoke (1)______ you can sê but much of it is not obvious at all. Yet you're eat it and drinking it and breathing it mót ò the time. And what is worse is that all this muck (2)____ all other life on Earth. You can find pollution made by people just about (3)____ on the plane. Even (4)____ places like the Arctic are badly polluted by nasty Chemicals made by people. The polar bears and seals there have poisonous Chemicals made by people in their and (5)___ do the Inuit people who live with them. These nasty things  kill many animals make others sick- including penguins (6)___ the Antarctic. They also kill people and many them ill too. There's nowhere on the planet (7)____ with no pollution; (8)____ the bottom of the sea or high up in the air.

1. A. what                B.where              C.when                  D.which

2.A. pollutes            B.affects             C.results                 D.attracts

3.A.everywhere       B.nowhere          C.wherever           D. somewhere

4.A.remote              B.quiet                C.interesting          D.crowded

5.A.either               B.also                   C.neither                D.so

6.A.of                     B.on                      C.in                         D.at

7.A.made               B.left                     C.naken                  D.led

8.A.now that           B.but for              C.not even               D.no ever

I. Choose the words whose underlined past is pronounced differently from that of the others in each gro.

1. A. algal          B. aquatic                 C. contaminate             D. permanent 

2. A. thermal     B. thankful                 C. there                        D. thorough

3. A. pollution   B.earplug                   C. dump                       D. dust

4. A. untreated   B. measure             C. pleasure                   D. bread

5. A. physical     B. visual                   C. music                        D. because

6. A. icon           B. visual                   C. scenic                        D. disaster

7. A. territory     B. scottish                 C. often                          D. tornado

8. A. parade      B. rage                      C. earthquake                 D. climate

9. A. source       B. visit                     C. castle                           D. station

10. A. dead       B. health                   C. great                            D. heavy