1.they are talking about the preservation of. ..resources. A.natural B.naturally C.nature. D.naturalize 2.ifpeople. ..public transport, there will be less pollution. A.used B.can use C.will use d.use 3.Hoa's English is excellent, she speaks. .. A.perfectly English. B. English perfectly C.perfect English. D.English perfect 4.my teacher is very pleased. ..all of her students got good marks in the exams. A.that b.so c.and d.this 5.if we use less paper, we. ..More trees in the forest. A.save B.saved C.will save d.saving 6.shefailed her exam. ..she didn't work hard for it. A.And B.because C.but d .so 7.Are you really. ..That he can't come there? A.disappoint B.disappointed C.disappointment d.disappointinglý 8...The water is highly polluted, we can't swim in that part of the river. A.As B.so C.but d. Or 9.if we PLANT more trees ALONG the streets , A. B. we Have more shade and FRESH AIR C. D. 10.tôm SEEMED quite Happily YESTerday A. EVENING At the party. B