题目：
按要求给单词排列顺序。
1. 按星期的顺序排列。
Friday, Sunday, Tuesday, Thursday, Saturday, Wednesday, MondaySunday→ ___________ → ___________ → ___________ → Thursday → ___________ → ___________
2. 按字母表的顺序给单词排列顺序。
apple, spring, prepare, summer, funny, elephant, headacheapple→ ___________ → ___________ → ___________ →prepare → ___________ → ___________
这里显示答案和解析
