39. They used to be _________ enemies, but now they have managed to bury the hatchet for the sake of mutual benefits. (RECONCILE)
40. List the problems facing poor and _________ countries. (POPULATE)
41. I think most of the local ________ around here are very friendly. ( INHABIT) 42. It is ________ for beginning students to make mistakes in English. (AVOID)
43. Both Nam and Hoa are stamp _______They share the same hobby (COLLECT)
44. Their plan seemed to be _________ possible. (THEORY) 4
5. Air ______is a big problem in many cities in the world.( POLLUTE)
HELP!!!!!
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Sinh Học lớp 12
