1. the women who care as much about their children as your mother does about you

(해석과 함께 as와 who가 어떻게 수식하고 꾸며지는지 자세히 좀 설명 부탁드립니다.)
2. it was the hand that they extended to indicate they meant no harm

- 해석 속에서 extend가 어떤 뜻으로 쓰였는지 모르겠습니다.
3. Consequently, the rates of moderate to severe injuries are incresing, ...

- moderate, severe의 뜻이 무엇인가요?
4. Even if the siren does not mimic exactly the sound of another dog, they can probably pick out a component part of the screaming siren that does.

- does가 뭘 가르키나요?