1. (2022八下·乐清期中) 用方框中所给单词的适当形式填空，使句子通顺、正确。每个单词限用一次。

prize       discover       taste      since        laugh

1. （1） The apple pie delicious. It's my favourite.
3. （2） When I was in school, I won many for my writing.
5. （3） Scientists have not life on other planets.
7. （4） I have lived inWenzhouten years ago.
9. （5） Everyone couldn't help when they heard the funny story.