7.Tomb-sweeping Day is from Chinese lunar calendar.

清明节是一个农历节日。

还可说成：

The Tomb-sweeping Day derives from Chinese lunar calendar.

Chinese lunar calendar is the origin of the Tomb-sweeping .

8.Christmas is in the air.

圣诞节快到了。

还和说成：

Christmas is coming.

Christmas is around corner.

谚语：

Christmas comes but once a year.

佳节良辰，机会难得。

9.What's your New Year's resolution?

你的新年愿望是什么?

还可说成：

Can you tell me your dessire in the New Year?

What do you wish for the New Year?

应用解析 ：

New Year's greetings 新年的祝贺，贺年;New Year's Day 元旦;New Year's Eve 除夕

10.The Water-Splashing Festival of the Dai nationality is celebrated in April.

傣族的泼水节是在每年的4月份。

还可说成：

April is the month that Dai nationality celebrate the Water-Splashing Festival.

Dai nationality celebrate the Water-Splashing Festival in April.

应用解析：

birthday celebrations 生日庆祝会;a celebrated actress 一个著名的女演员;celebrate a marriage 举行婚礼

11.Can you tell me what the origin of Easter is?

你能告诉我复活节的来历吗?

还能说成：

I wonder the origin of Easter.

Can you tell me how Easter comes?

应用解析：

origin 作名词，有“来源、出身”的意思，还有“原产地，起源”等意思。例如：He is a Canadian by origin.他原籍是加拿大。

12.Mom, happy Mother's Day!

妈妈，母亲节快乐!

还可说成：

Mom, I hope you can be happy on Mother's Day.

Wish you have a happy Mother's Day.

谚语：

A mother's love never changes.

母爱永恒。