Ⅰ.单词拼写
1.You should find the opportunity and (抓住) it.
2.Hearing their father would be soon back home, the kids (尖叫) with excitement.
3.The roof of the hut (坍塌) last night under the weight of snow.
4.She almost (窒息) to death in the thick smoke at that time.
5.Don't get off while the train is still in (运动).
6.It's said that he has bought a cheaper house in the (郊区).