Love is when you are as concerned about someone else's situation as you are about your own.这个句子可不可以进一步简化为:Love is when you are as concerned about someone else's situation as your own.
John不知道他们的婚事使得事情更加复杂.翻译为 John's not
knowing their marriage made the thing more complicated.在意思不变的情况下,我可以换成由that引导的that主语从句么That John is not
know their marriage made the thing more complicated.