viết lại câu
1. i find learning english very useful
=> i think
2. is this the fastest way to get to the cinema
=> do you
3. this novel isn't as interesting as that one
=> that novel is 
4. he finds driving on the left difficult
=> he isn't 
5. it gets hotter and we feel more tired
=> the hotter  
6.  despite the hot weather, they students pay attention to the lesson
=> although 
7. how much are these hats? 
=> how much do
8. he likes reading books better than watching TV
=> he prefers 
9. she doesn't enjoy studying maths at all
=> he isn't 
10. my brother often went fishing when he was a small boy 
=> my brother used