КАКОЙ КОРЕНЬ В СЛОВЕ ОДНАКЛАССНИКИ

Whose,where,why,when,who,which

1)The animals ... have entered the Red Books of Endangered Species must be under the protection of the world's organisations.

2)The woman .... is standing at the windown is my aunt .

3)The car park .... you left your car is not far from my office.

4)She didn't tell me ... books it was.I thought it was hers.

5)The day ..... they arrived at the seaside was warm and sunny.

6)Henry didn't explain ... he had decided to leave the college.

7)The boys ... are playing football over there are my classmates.

8)I really wanted to know ... your sister asked me to phone her.

9) She hasn't decided yet ... sweaters to buy.

10)Tony will ask them ... they are going to stay for holidays.

Люди помогите пожалуйста!!!Урок 19,задание 5,страница 42,4 класс.Не могу понять что тут нужно сделать,хотя перевел весь текст. 5.What did the Browns do yesterday?Make up as many sentences as you can using the table. ------------------------------------------------- Yesterday morning Yesterday afternoon Yesterday evening ------------------------------------------------------- Mrs.Brown Granny Grandpa Mr.Brown George Sam Pam --------------------------------------------- helped about the house skated on the skatingdrink played chess ran at the stadium played basketball with his friends at the sport ground skied in the park played with his toys skipped on the rope with her friends watched TV read newspaper

помогите решить пожалуйста, срочно, утром сдавать !!! нужно найти корни уравнения  -3х^2 +2х +0,4 = 0 , корня должно быть два