用be able to造句(“be able to”一般将来时怎么造句)
用be，able，to造句f，you，keep，finishing，your，honmework，by，this，way,you，will，no......
be able to do造句(用be able to do sth造句)
be，able，to，do造句We，were，not，able，to，meet，the，deadline，because，of，manufact......