31.friendly 32.heavy 33.ninth 34.worry about 35.tomatoes
36——40 DDABC 41----45 CBACB 46----50 CABDA 51----55 CDABG
56.Yes/Yes,it is/I think so. 57.Thank you 58.What about a watch? 59.How much are they? 60.You are welcome. 61----65 DCBAJ
66---70 EFLIK 71---75 FDEAC 76---80 TTTFF 81---85 DCBAB
86.forget 87.nothing 88.science 89.ten/10
90.learning/studying/working/study/work
91.In Australia 92.All the cards with words
93.Two 94.Their/The parents 95.Yes,they did.