Plants are very important living things. Life __1___ not go on  ___2___ plants. This is because plants can __3___ food from air, water and sunlight. Animals and man can not do ___4__. Animals get their food by eating plants and ___5___ animals. Everyone gets __6___ food by eating plants and animals, ____7__. So animals and man ____8__ plants to live. This is __9____ we find there are so many ___10___ around us. 

(  ) 1. A. many       B. can            C. must          D. need

(  ) 2. A. by          B. with           C. without        D. in

(  ) 3. A. make        B. have           C. bring          D. find

(  ) 4. A. such         B. so            C. this           D. much

(  ) 5. A. other        B. others          C. the other        D. it

(  ) 6. A. his         B. her            C. its            D. their

(  ) 7. A. either        B. neither         C. also           D. too

(  ) 8. A. want         B. wants          C. need           D. needs

(  ) 9. A. how         B. which          C. what          D. why 

(  )10. A. animals      B. plants          C. air            D. living things

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