关于based on 与be based on的区别和2个例句

numerous facts prove that marriage based on true love lasts and cannot be easily split up whereas marriage without love does not endure and may end in divorce.不是be based on 吗,为什么不加be呢
the marriage based on true love often brings happiness.为什么这个也不加be 呢

base on /be based on according to 与based on 的区别 be based on是被动语态还是主系表结构 based on怎么翻 翻译句话:Our dealings with each other should be based on mutual trust Mr. smith demands that all reports be carefully written and above all be based on the facts. Everybody says that IE browser is rubbish , but why so many Browsers based on IE be used ? 翻译based on CIF Valencia, Spain. based on Proven Engineering Capability_英译汉 Sorry. Based on the ...... 什么意思