根据句意及各题括号中所给的汉语意思，从下面的方框中选择合适的单词或词组，用其适当形式填空。

1．The ________(较严重的)disaster that has ever happened to this area is a flood．

2．WTO is an ________(组织)which makes laws to keep the world market in order and talks with business entities to solve conflicts．

3．John always works harder than other workmates in the company, so he was paid ________(额外的)money at the end of the year．

4．His talk was quite boring and ________(令人疲劳的)so many audience fell asleep．

5．A quarrel finally ________(爆发)between the two sides due to the conflicts．

6．I like reading various books, but ________(冒险)stories are my favorite．

7．You may go or not．That’s to say, it’s ________(可选择的)．

8．His voice was so sharp and noisy that everyone present felt ________(不舒服的)．

9．Many places such as Starbucks are only for the ________(富裕的)people．

10．After the speech by the boss, workers ________(继续做)with their work．

11．The boy was still not back late in the night, so his parents were very ________(担心的)．

12．The construction of the road stopped because they ________(用光了)the money．

13．Though he was born in western culture, tea is his ________(偏爱)in terms of drinks．

14．She has a good sense of time．She always arrives ________(精确地)at the fixed time．

15．It is often said ________(耐心)is a good virtue．