请根据句意从括号内选择适当的单词填空.

1.I _spent_(spent;cost)me 500 yuan.
请根据括号内所给汉语提示补全句子,每空一词.
1.It's a good habit to__keep____ ___a___ __diary__(写日记)every day.
2.I will__tell____ __you____ ___a___ _secret_____(告诉你一个秘密).
3.The novel is based on __real____ __life____(真实生活).
4.He hopes to_explore_(勘探)something useful.
希望对你有所帮助!

cost
write a diary
tell you a secret
real life
explore

1. I ______(spent;cost)me 500 yuan.
或者是 I spent 500 yuan. or It cost me 500 yuan.
2. It's a good habit to keep writing dairy every day.
3. I will tell you a secret.
4. The novel is based on true story
5. He hopes to explore something useful.