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).