1)they shouted and looked at me when i broke the vase A angry B angrier C angrily D anger 2)he is tired he stayed up late watching tv A so B because C but D and 3)we are talking about the preservation of resources A natural B naturally C nature D naturalize 4)is he really that you can't come there? A disappoint B disappointed C disappointing D to disappointing 5)it is our policy to forest and increase forestation A protect B protecting C to protect D protected 6)i suggest to the movies A go b to go C going D went 7)they made their living by fish in the ocean every day A catch B catching C to catch D caught 8)i will be if she manages to sell that motorbike at a high price A surprise B surprised C surprising D to surprise 9)if you know where she lives please let me A know B knew C known D to know 10)if you live in this small town you earn much money A aren't B couldn't C can't D didn't 11)unless you understand i explain it again to you A am B was C will D would 12)if he a student he will get a discount A is B was C were D will be 13)because plastic bags are very hard to they will cause pollution A dissolve B wrap C tear D collect 14)these materials can be into other packaging products A reused B reduced C removed D recycled 15)if people public transport there will be less pollution A use B will use C can use D used 16)minh's english is excellent he speaks A perfectly english B english perfectly C in perfect english D english perfect 17)if you go doing that you'll end in serious trouble A up/with B on/up C off/with D out/up 18)crops are sprayed with to kill insects A fertilizer B manune C dung D pesticide 19)what about used paper bottles and cans every day? A collect B collecting C to collect D to collecting 20)if the sea water continue to be polluted many fish species extinct A became B will become C would become D become