作业帮an easy english problem
来源：学生作业帮 编辑：作业帮 分类：英语作业 时间：2024/05/22 15:56:48
an easy english problem
I wonder if scientists trying to learn about the sea floor,they would also face similar problems?
为什么用trying啊,应该用原型吧.
是不是加上are或者改为原型都行啊？
I wonder if scientists trying to learn about the sea floor,they would also face similar problems?
为什么用trying啊,应该用原型吧.
是不是加上are或者改为原型都行啊？
if 引导条件状语从句,主句一般将来时,从句一般现在时
所以这句话应该是：I wonder if scientists are trying to learn about sea floor,they will also face similar problems?
所以这句话应该是：I wonder if scientists are trying to learn about sea floor,they will also face similar problems?