1. This novel is long enough to take me several weeks to read. This novel is so long that i spend several weeks reading it.
2. How long is it since he learnt French? → When did he started learning French?
3. I study English so that I can improve my knowledge →I study English so as to improve my knowledge
4. They have given her a bunch of flowers. A bunch of flowers has been given to her
5. Have you gone to school late before? → Is this the first time you went to school late?
6. He was delighted to receive his aunt's letter. > He was delighted that he received his aunt's letter. 7. He speaks more persuasively than his brother. → He is a more persuasive speaker than his brother.
8. Lan forgot her birthday and so did 1. I didn t remember lan's birthday.
9He'd rather play gull than tennis. - He prefers playing gull to playing tennis
10. Mai broke the cup because of her carelessness. Mai broke the cup because she was careless