问题详情：
根据汉语提示，完成句子。
1. I am going to ________ _______ _______(参加) the high jump and the long jump.
2. There are (至少) 200 people going to the meeting.
3. The shark mainly (以……为食) fish and other sea animals.
4. I often Mary (错把……当作) Kate. Because they are twins.
5. —What do you think of “Harry Potter”?
—I think it is just (一般).
【回答】
1. take part in 2. at least 3. feed on 4. mistake; for 5. so-so
知识点：单词拼写
题型：单词拼写
