3 sin в квадрате x sin x*cos x-2 cos в квадрате x=0

Correct the mistakes in these sentences.

1. I cooked the meal when the door bell rang.

2. Who did help you to do your home task?

3. As we were watching him the small boy was suddenly running away.

4. He sent a letter and I stopped worrying as everything was seeming OK.

5. When we entered the club a beautiful girl was sing.

6. It was very late, but when I entered his room he read a book.

7. When I was talking in the street last night someone was hitting me.

составь слово из английских букв и его перевод: b,e,l,t,t,a,i,e,m. j,t,e,c,p,o,r. l,t,h,o,o,g,e,c,y,n. u,l,i,t,a,e,r,r,t,e. u,b,c,s,j,t,e.