April Fool's Day is on April 1st．People can play jokes on others on this special day．If you succeed，you usually laugh and say “April Fool！” The person who has been fooled by you laughs，too，and he will never be angry with you．

Mother's Day is on the second Sunday of May．It's a day to thank mothers．On that day mothers usually receive flowers and cards from their children．Fathers and children do the housework so that mothers can have a rest．

Easter Day falls on the first Sunday after the full moon which is on or after March 21st．It's also called Easter Sunday．It is said that on that day Jesus Christ comes back to life．Many people go to church and children often get presents such as toy rabbits．

Thanksgiving Day is on the fourth Thursday in November．It's a day when people give thanks for the good things in life．Usually families all get together and have a big dinner．

Christmas Day comes on December 25th．It's the most important festival in a year．The beautiful things can be seen everywhere．People exchange gifts，send Christmas cards and visit friends．

【1】When will you not be angry after being played a joke on?

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【2】Please list a way to help your mother have a rest on Mother's Day．

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【3】When does Easter Day fall every year?

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【4】People set the fourth Thursday in November as Thanksgiving Day so that they_____________________________________．

【5】____________ is the most important festival in a year in America．