____in the wild forest, you must learn to do everything on your own. A. Survive B. Surviving C. Survived D. To survive
问题描述：
____in the wild forest, you must learn to do everything on your own.
A. Survive B. Surviving C. Survived D. To survive
答
D
动词不定式表目的
答
D
答
D. To survive
To表示目的，就是为了生存在野外森林里，你必须学会什么事情都自己做。
答
D. To survive 表原因
答
D.To survive 为了生存