1.My sister is young.She can't drive a car
➞.......................My sister is not old enough to drive a car................................................................................
2.Ba is strong.He can carry the heavy box
➞.............Ba is strong enough to carry the heaavy box..........................................................................................
1. My sisters isn't old enough to drive a car
2. Ba is strong enough to carry the heavy box
My sisters isn't old enought to drive a car
Ba is strong enought to carry the heavy box