作业帮testing 为什么呢?
来源：学生作业帮 编辑：作业帮 分类：英语作业 时间：2024/05/24 23:45:36
testing 为什么呢?
As research techniques become more advanced,the number of animals used in experiments may decrease,but stopping ____(test) on animals altogether is a long way away.
As research techniques become more advanced,the number of animals used in experiments may decrease,but stopping ____(test) on animals altogether is a long way away.
stop doing sth 表示停止做某事
stop to do 表示停下来转而做另一件事
这一句话中,stopping动名词作主语,test是跟在stop 后的动词,根据意思是选择stop doing
stop to do 表示停下来转而做另一件事
这一句话中,stopping动名词作主语,test是跟在stop 后的动词,根据意思是选择stop doing