1) has seen. Saw
2)have been.
3) cooks.she is cooking
4) do you know. How long do you know
5) has, broke
6) worked.hopes
She can buy doll at the toy shop
Действительно, суффикс -ful<span> обязан своему происхождению прилагательному </span>full<span>, которое переводится, как </span>'полный, наполненный, богатый чем-либо'<span>:</span>
Last weekend I went to the country. I had a realy good time there! I helped my grandparents to work in the garden. And I walked to the sea with them. We played some games there. I enjoyed my weekend! It was great!