1.Christmas圣诞节,  decorate Christmas trees装饰圣诞树,  visit family and friends看望家人和朋友,  

exchange gifts with family跟家人交换礼物,  go traveling去旅行,  summer vacation暑假,  

go to the beach去沙滩,  go to the countryside去农村,  go to the summer camp去夏令营,  

winter vacation寒假,  go to the snow mountain去雪山,  go ice skating去滑冰

2.

When is ……………?

.....在什么时候？

It is in/on ……………..

它在..........

When is summer vacation?

暑假在什么时候？

It is from July to August.

暑假从7月到8月。

3.What do you usually do at/in …………?

在......你通常做什么？

I usually …………… at/in ………………

我通常在......做......。

What do you usually do at Christmas?

你通常在圣诞节做些什么？

I usually exchange gifts with family at Christmas.

我通常在圣诞节跟家人交换礼物。

What do you usually do in summer vacation?

在暑假你通常做些什么？

I usually go traveling in summer vacation.

我通常在暑假去旅行。

What do you usually do in winter vacation?

在寒假你通常做什么？

I usually make a snowman in winter vacation.

我通常在寒假堆雪人。