题干
Today, the forests have almost gone. People must ________ down too many trees.
A：stop to cut
B：stop from cutting
C：be stopped to cut
D：be stopped from cutting
答案(点此获取答案解析）
D
,2×1=2，一个2是2，口诀是：一二得二。
,2×2＝4，2个2是4，口诀是：二二得