用amnot,aren't,isn't,can't,don't,doesn't填空
1.Helikescoffee,butI_____________.
2.Shelikestea,buthe_____________.
3.Hecaneatingsomebread,butshe_____________.
4.Shecantypeverywell,buthe_____________.
5.Theyareworkinghard,butwe_____________.
6.Heisreadigamagazine,butI_____________.