根据句意及首字母提示完成单词。

1. My father is going on a t ________. He is going to Beijing.

2. Children often get some g ________ on Christmas Day.

3. I'm sorry you don't have f________ on your day off.

4. Young people like going for a d ________.

5. Many v________ from different countries come to China every year.

下列事件按发生的时间先后顺序排列正确的是（）①科举制度的废除②武昌起义的爆发③八国联军侵华战争的发动④鸦片战争的开始

A.④③①②

B.③④②①

C.①③②④

D.②①③④