单词拼写 请根据首字母和汉语，在空白处填入适当的单词或单词的正确形式。每空一词(共10小题; 每小题1分, 满分10分)
I w___________(目击) a terrible accident yesterday.
An enormous animal _______________(在对面)us threw itself out of the water.
I felt scared to___________(死) for a moment.
The __________(屋顶) of the classrooms are made of grass.
I could not ___________(参加) in the conversation.
She is halfway through the __________（准备）year.
Sara acknowledged her mistake and made an _________(道歉) immediately
When I hear an _______(习语)that I don’t understand, I can ask my host family for help.
The food is ________(变干) up in the can.
In my essay, I gave my own opinion and explained it by_______(参阅)to other authors.