Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

          The dunes in the Simpson Desert have gently ________ western faces and ________

eastern faces.

A. sloping - steep                                   B. downward    - upward

C. shallow - deep                                   D. low - high

          The great stretches of sandy desert almost ________ the centre of Australia.

A. round                 B. circle                   C. hold                     D. keep

          Spinifex grows on the slopes of the dunes, which are up to 20 metres ________ .

A. in high                B. of height              C. high                     D. tall

          Hummock grasses grow in ______ sand on the crest, the top of the slope.

A. loose                  B. lost                     C. lose                     D. loosened

          I saw a very nice apartment, ______ I decided to rent it right away.

A. if                       B. because                C. so                       D. but

          A newborn baB, Can neither walk nor crawl. A newborn antelope, _______ , can run with minutes of birth.

A. however              B. so                      C. otherwise              D. even though

          Endangered animals should be well protected in their natural ________.

A. position               B. condition              C. habitat                  D. status

          The government has _____ different measures to protect the wildlife.

A. made                  B. listed                   C. done                    D. taken

          One of the conservation efforts is the development of wildlife _______ .

A. conserves              B. reserves             C. reservoirs              D. reverses

          Commercial exploration has driven many species to the ________ of extinction.

A. verge                    B. bank                 C. limit                     D. edge

Exercise 10: Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

          The biggest company in our local area is ______ the verge of bankruptcy.

A. in                        B. on                    C. at                        D. to

          The Congress has _____ laws to protect wildlife from commercial trade and overhunting.

A. implied                 B. carried               C. acted                    D. passed

          The book is so interesting that I can hardly _______ it _______ .

A. get - down                                        B. pick - up

C. put - down                                        D. not put - down

          Books are a wonderful ______ of knowledge.

A. source B. resource C. flow D. provision 5. She had just enough time to ______ the report before the meeting.

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A. turn round           B. dip into                 C. get through            D. go into

          Penicillin, the first antibiotic that successfully killed bacteria and cured infections, was discovered _______

A. B, Comparison     B. by accident             C. by Choice              D. by heart

7.  If a water polo game is tied, there are two     ________ periods of three minutes each.

A. overdue              B. overlong               C. overwork              D. overtime

          The player was ejected after committing five personal _______ .

A. mistakes             B. faults                   C. fouls                    D. errors

          Sports competitions are held to ________ cooperation and solidarity among countries.

A. grow                 B. upgrade                C. spring up               D. promote

          We have made careful preparations to welcome the _____ from 40 countries.

A. acquaintances       B. attendants              C. delegates               D. hosts