ⅰ.品句填词
a)根据句意及汉语提示，写出所缺单词。
1．to write a good essay，you must first ____________(组织，整理)your ideas well.
答案：organize
2．if you don’t speak english well，you’ll be at a big ____________(不利条件)when you try to get a job.
答案：disadvantage
3．he is so ____________(顽固的)that nobody can chang
