根据句意,选择所给的单词或者短语并用其正确形式填空(一个只用一次)

根据句意,选择所给的单词或者短语并用其正确形式填空(一个只用一次)
feel find look up make up write down
1.If you don't know what the word means,you can______it ______in a dictionary
2.This kind of cake _______soft and tastes good.
3.Do you _________math very difficult?
4.Can you ________a short story by using these words?
5.Wait a minute——I need to_______your telephone number