Common Mistakes : ill
adjective
.BAD: I am being trained to look after ill children .GOOD: I am being trained to look after sick children
: Ill (= sick) is usually used after a verb .I told the doctor that I felt ill .His father is seriously ill in hospital
: Before a noun, use sick .Your father is a very sick man
.BAD: He wanted to be with his son who was badly ill .GOOD: He wanted to be with his son who was seriously ill
: (seriously ill (NOT badly .So far three people have died and five more are seriously ill