31.B32.A33.B34.C35.A36.B37.B38.C39.A40.C41.A42.B43.A44.C45.D46.C47.A48.D49.B50.D51.D52.C53.D54.C55.B56.A
57.second 58.scarves/scarfs 59.his 60.dishonest 61.invitation 62.dangerous 63.luckily 64.pollute
65.didn't have 66.big enough 67.how often 68.harmful to 69.if/whether...was 70.be done