Question 9:  
1. There isn't any orange juice in the fridge
2.My mother is a safe cyclist
3.You don't have to finish the work today
4.Is this the best hotel you could find?
5.Although he is intelligent, he doesn't do well at school
6.What an intelligent girl!
7.Traveling by train is much cheaper than traveling by air
8.What is wrong with this TV?
9.The car is too expensive for us to buy
10. It took me the whole evening to finish the test
Question 10: 
1.Mr. Brown not only feeds the chicken but also collects their eggs
2.He left the house without saying a word 
3.Some people find it exciting to live in the city
4.If you don't practice speaking every day, you can't improve your English
5.They don't wear jeans anymore