it's ()for us ()rainforests well Abad ,to protect B good,to protect C important,to protecting急

来源：学生作业学帮网编辑：学帮网时间：2024/05/27 01:28:52

it's ()for us ()rainforests well Abad ,to protect B good,to protect C important,to protecting
急

B,保护热带雨林对我们有益处. it作形式主语,不定式to protect rainforests well 是真正的主语.

答案选B good,to protect
保护热带雨林对我们是有好处的！