1) Nepal has ..................with both India and China. a) frontiers b) borders c) boundaries 2) Strasbourg is on the ......................of France and Germany. a) frontier b) border c) boundary 3) Eswatini ..........................South Africa and Mozambique. a) frontiers b) borders c) boundaries 4) The Ural mountains mark the ........................between Europe and Asia. a) frontier b) border c) boundary 5) We set firm ..........................., and if the children cross them there are consequences. a) frontiers b) borders c) boundaries 6) Those two trees mark the ..........................of our property. a) frontier b) border c) boundary 7) The .........................is patrolled by the guards. a) frontier b) border c) boundary 8) My admiration for him knows no ........................ a) frontiers b) borders c) boundaries 9) The science fiction program begins with a description of space as the final ........................ a) frontier b) border c) boundary 10) This film blurs the .........................between reality and fantasy. a) frontier b) border c) boundary 11) Guatemala .....................Mexico. a) frontiers b) borders c) boundaries 12) The dress was blue with a delicate lace ................... a) frontier b) border c) boundary 13) Because the scientists are working on genetic cloning, they are at the .......................of reproductive science. a) frontier b) border c) boundary 14) He sometimes has trouble maintaining ......................in relationships. a) frontiers b) borders c) boundaries 15) You can camp anywhere inside the .............................of the park. a) frontiers b) borders c) boundaries 16) I was stopped on the ...........................and the guards checked my documents a) frontier b) border c) boundary

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