用第三人称beabletodo造句(be able to do sth例句 五个左右)
be，able，to造句用现在完成时，过去完成时，，造句！用上be，able，to，!Ifyoukeepfinishingyourhonmewo......
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......