判断题
In terms of agriculture，the heavy snowfall is beneficial because when the snow covers the fields，the low temperature can kill the insects inside the earth.（）
正确(↓↓↓ 点击‘点击查看答案’看答案解析 ↓↓↓)
单项选择题 （）once said that the most beautiful things in our world are created by Labor，by the wise hands of human being.
填空题 Academic posters could be an（）way of communicating concisely，visually and attractively.
单项选择题 One of them threatened me with a knife（）the other bound and gagged me.
