水儿依依
1.b、caused 2.a、took 3.a、of 4.a、needn't have walked 5.d、whatever 6.b、what 7.to listen to8.c、look back on9.b、rewarded 10.a、sure 11.a、attaches 12.b、made of 13.b、appearance 14.a、say 15.d、looked up 16.a、inform 17.a、popular 18.a、hold down19.c、on20.a、being

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