1. learnt English since 1990.
2. did you start study medicine?
3. as tall as Tom.
4. wrote to him in that Christmas.
5. working this job 10 years ago.
6. met him since last summer.
7. as intelligent as Helen.
8. different from yours.
9. same as my mother.
10. as much as Marks
1. Tom has learned English since 1990
2. When did you start studying medicine?
3. Mary is not as tall as Tom
4. She last wrote to him at Christmas
5. I started doing this job ten years ago
6. Ha hasn't met him since last summer
7. Tom isn't as intelligent as Helen
8. My city is different from yours
9. My grandmother is not the same as my mother
10. Peter weighs 50 kilos and so does Marks
