Complete the sentences with the suitable form of the adjectives or adverbs in brackets.
1. She said to me that Patricia was...............person that she'd ever spoken to.(intelligent).
2. The price of rice in Vietnam is not..............that in Thailand.(expensive).
3. English is one of............ languages worldwide by the number of native speakers.(spoken).
4. In literature exams, Vincent did by far...........of all the students in my class.(badly).
5. This chocolate ice cream doesn't taste..........the one we ate last week.(delicious).
6. A study published in the Journal Science shows that listening to classical music can make babies..........(smart).
7. Because Jason used to cause an accident last year, now he drives much........(carefully).
8. It's a lot.........to learn a foreign language in a country where it is spoken.(easy).
9. The teacher asked him what was..........animal in Africa.(dangerous).
10. I need your report. It's very urgent. Please send it.......... possible.(soon).
11. In Korea, 100 is........mark that you can get in an exam.(good).
12. We should use water.......to lessen our household's impact on the environment.(economically).
13. A house in the countryside is three times........a house in the city.(cheap).
14. Yesterday Debbie got up a bit........than usual because she had an important meeting.(early).