as mentioned above和as is mentioned above有什么区别

请问As has been mentioned above和As have been mentioned above以及As is mentioned above 有什么区别? as mentioned above和as is mentioned above有什么区别 as has been mentioned above... 如上所述As is mentioned above , As has been mentioned above, As was mentioned above,which is right? As to the phenomenon mentioned above,句子. however,reaching the above-mentioned conclusion does not meanhowever,reaching the above-mentioned conclusion does not mean the same as assuming that we should turn a blind eye to its drawbacks. As it is mentioned above,…中as作什么成分,as…部分是什么从句 in a room above/as (have been) said above前面的above和后面的above意思分别是什么? __is mentioned above,the number of students in senior high schools is increasing.A.Which B.As C.That D.Is as的从句用法___ is mentioned above,the number of the students of senior high schools is increasing.A.WhichB.AsC.ThatD.It选B,为什么 What's easy to get into but hard to get out of?As mentioned above. 如上所述,as mentioned above ,是方式状语从句,还是定语从句? The number of the students in senior high school,( )is mentioned above,is increasingThe number of the students in senior high school,( )is mentioned above,is increasing.A.as B.which C.what D.that请解释下定语从句中什么时候用as做引导 高中英语The number of the students in senior high school,( )is mentioned above,is increasing.The number of the students in senior high school,( )is mentioned above,is increasing.A.as B.which C.what D.that请问定语从句中什么情况下才用 The number of senior high school students is increasing...The number of senior high school students is increasing,as is mentioned above.请问这个句子后面的部分 as is mentioned above 为什么没有it? 英语翻译As mentioned here above,a thermal approach of a slightly different geometry has already been reported and improvements are of the same order than with the first version of the vibrating shell-and-tube heat exchanger 英语翻译As in the work mentioned above,it was shown that these compositions were also ones in which the numbers of defects of a particular type were at a maximum.怎么翻译 ones in which 那里不懂 a is mentioned above在定语从句是固定搭配吗?