第七套Cloze A major reason for conflict in the animal world is territory. The male animal (1) _ an area. The size of the area is (2) _ to provide food for him, his (3) _ and their offspring. Migrating birds, for example, divide up the best territory in the order of “first come, first (4) _.” The late arrivals may acquire (5)_ territories, but less food is available, or they are too close to the (6) _of the enemies of species. When there is (7) _ over territory, animals will commonly use force, or a (8) _of force, to decide which will stay and which will go. It is interesting to note, (9) _, that animals seem to use the (10) _ amount of force necessary to drive away the intruder. There is usually no killing. In the (11) _of those animals which are capable of doing each other harm, there is a (12) _ for the losing animal to show the winning animal that he wishes to submit. When he shows this, the (13) _ normally stops fighting. Animals (especially birds), which can (14) _ escape from conflict seem to have no (15) _ against killing, and equally no mechanism for (16)_.The losing bird simply flies away. However, if two doves are (17) _ in a cage, and they start fighting, they will continue to fight until one kills the other. We all think of the dove as a (18) _of peace and, (19)_its natural habitat, it is peaceful. But the “peace” mechanism does not (20) _ in a cage.1. A. establishes B. buildsC. foundsD. erects2.A. largeB .wideC. enoughD. sufficient3. A. wifeB. mateC. friendD. neighbour4.A. usedB. gotC. servedD. gained5.A. largerB. betterC. smallerD. worse6.A. placesB. nestsC. residencesD. habitats7.A. conflictB. fightC. argumentD. war8.A. practiceB. proofC. showD. comparison9.A. thenB. thereforeC. in additionD. however10.A. minimumB. greatC. littleD. much11.A. way B. caseC. eventD. manner12.A. systemB. deviceC. methodD. solution13.A. killerB. loserC. victorD. successor14.A. hardlyB. neverC. narrowlyD. easily15A. preventionB. obstacleC. stopD. way16.A. submissionB. fightingC. stoppingD. winning17.A. stationedB. perchedC. placedD. deposited18.A. signB. signalC. symbolD. mark19.A. inB. byC. atD. on20.A. appearB. continueC. applyD. workGrammar and vocabulary1. The doctor recommends me _on a strict diet.A. to go B. going C. I should go D. go2. The secretary identified _ reports treated new issues as well as old ones.A. those B. which C. that D. both 3. _with air, a life jacket will keep a person afloat.A. It is filled B. Filling C. When filled D. When filling it4. The teacher whispered _ they should disturb the students.A. in order that B. provided that C. in case D. with the result that5. It was unusual for there _so few students in the classroom.A. to be B. be C. being D. are6. _plants, which manufacture their own food, animals obtain nourishment by acquiring and ingesting their food.A. As B. Different C. Unlike D. As many7. We could not obtain any exact information _ where she was.A. far from B. as to C. except D. along with8. First designed in 1970, Earth Day has become an annual international event _concerns about environmental issues such as pollution.A. dedicated to raising B. dedicated raisingC. dedicated to raise D. that dedicates to raising9. _so many profits have been made in the past three years is the strongest argument for continuing the business.A. What B. Since C. That D. As10. Have you invited _?A. the Browns B. the Browns C. Browns D. the Browns11. Indigo is a vat color, _called because it does no dissolve in water.A. which it B. it is C. but D. so12. Such euphemisms may be stylistically “permissible” if they are kept within_.A. boundaries B. ranges C. borders D. limits13. All his plan for starting his own business fell_.A. in B. through C. down D. away14. The National Geographic Society headquarters, _in Washington, DC, is well-known for its magazine.A. situated B. placed C. stood D. positioned15. It would be unwise to _too much importance to what he said.A. emphasized B. attach C. pay D. concentrate16. The words Francis Key wrote on the back of an old letter “The Star Spangled Banner” became the national _of the United States.A. song B. hymn C. anthem D. motto17. If you wear that red hat, Ill be able to _you in the crowd.A. pick B. spot