在简介中用一段文字说明调查报告的主要内容，属于以下哪种写作方法（）
A.摘要式
B.说明式
C.导语式
D.主旨式
参考答案：B
Jim has a _____. He is going to the USA to visit his sister.
A．two-months holiday
B．two months’ holidays
C．two-month holiday
D．two months holiday
—Remember this, children. ______ careful you are, _____ mistakes you will make.
—We know, Miss Gao. [ ]
A. The more; the fewer
B. The more; the few
C. The more; the less
D. The more; the more
