the most important question about the computer is __it has done and will do to man为什么是what不用that

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/04 12:39:46
the most important question about the computer is __it has done and will do to man为什么是what不用that

the most important question about the computer is __it has done and will do to man为什么是what不用that
the most important question about the computer is __it has done and will do to man
为什么是what不用that

the most important question about the computer is __it has done and will do to man为什么是what不用that
"关于电脑最主要的问题是它对人类已经做了什么和还将对人类做些什么"
从词义上讲,应该用what.
另外,done / do 是及物动词,必须要有宾语,what 作它们的宾语,
而that只是连接词,不能作宾语.

因为DO是及物动词 后面要加STH, WHAT可以充当,DO WHAT,而THAT不行

通俗一点来说,
what可以带后来的has done和will do.
但是that就不可以了....