_____ into English, the sentence was found to have an entirely different word order.
A．Translating B．To translate C．Having translated D．translated
He was obliged to ______ the trade of shoemaker.
A．take on B．take in C．take up D．take down
The government of the United States began at once to investigate the case ______ a lot of students were killed.
A．that B．when C．where D．why
---I probably shouldn’t have any more cake.
---Oh, ______. It won’t kill you.
A．go ahead B．hold on, please C．you’re welcome D．that will do
It is ten years since the scientist ______ on his life’s work of discovering the valuable chemical.
A．made for B．set out C．took off D．turned up
书面表达
假如你是高中生李华，有感于校园中存在的随地吐痰（to spit）和乱丢垃圾（to litter）等不文明行为，请用英语给校长写一封信，信中应包括以下内容：
1．说明写信目的；
2．对这些行为进行批评；
3．提出建议（至少两点）；
注意：1．可根据内容要点适当发挥，但不要逐条翻译。
2．词数150左右。
3．信的抬头、落款及信的第一句已给出（不计词数）。
November 15, 2012
Mr. Headmaster,
I’m Li Hua, a student from Class 1, Senior III.
________________________________________________________________________
Your faithfully,
Li Hua
