1.I last saw her three years ago

=)I haven`t........seen her for three years................

2.The teacher will explain the lesson until all the students understand it

=)The lesson.........will be explained by the teacher until all the students understand it ...........

3.You draw very badly

=)I wish .........you didn't draw badly...............

4.They sell jeans all over the world

=)Jeans.......are sold all over the world.........

5.People are going to build a new library in the area

=)A new library.......is going to be built in the area.........

6.The clown made us laugh a lot

=)We............were made to laugh a lot by the clown..........

7.You live very far from school

=)We wish you.........didn't live far from school...

8.My father used to take us to the circus when we lived in the city

=)We..........used to be taken to the circus by my father when we lived in the city ...........

9.I usually got up late last year ,but this year I often get up early

=)I used to ...........get up late last year...........

10.You have to finish your homework on time

=)Your homework.........have to be finished on time.....