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This problem is not to be trifled with 这句话为什么要

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/05/28 02:03:25
This problem is not to be trifled with 这句话为什么要
This problem is not to be trifled with 这句话为什么要用不定式
我是加拿大人,前英语老师.
不是这样的.
to 和 接下去的 3 个单词 be trifled with 不可连起来当作不定式去看.
词组
is to
are to
was to
were to
相等于
must ,
也就是说
This problem is not to be trifled with

This problem must not be trifled with
是一样的.