作业帮It has been very difficult getting to the bottom of some complicated problems.这句话是现在完成时还是现在完成进行时?
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It has been very difficult getting to the bottom of some complicated problems.这句话是现在完成时还是现在完成进行时?
It has been very difficult getting to the bottom of some complicated problems.
这句话是现在完成时还是现在完成进行时?
It has been very difficult getting to the bottom of some complicated problems.这句话是现在完成时还是现在完成进行时?
has been 现在完成时
getting是现在分词作定语
后者吧。。。
现在完成时
现在完成时， 后面的getting to the bottom 是真正的主语（前面用it作形式主语）
现在完成时 这只是一个 it+be+adj 系表结构 be动词用的是完成时
i have been doing my washing for 2 hours 这样的才是现在完成进行时。含义是我从过去的某一时间就开始洗衣服，已经洗了两个小时，有可能还会洗下去。
It is his ability that matters in the job,so_____doesn't make much differenceAwhether he has been abroadBwhether he has gone abroadCif he has been abroad Dif he has gone abroad
Has been very quiet
it has been very cold this year 为什么用been 启一个什么作用
Has Been Very quiet Give your love has been Very
()JOE has never been to china ,he is very intersted in it
As everyone knows,English is very important today.It has been used everywhere in the world.
It seems that has been to england because he speaks very good english是什么意思?
It's been very informative
it has been since.用法
It has been in my
it is/has been=
It's has been accepted
it has long been assumed
Mout Tai is very beautiful.It--------famours in the word now.A.has been B.was C.seem D.hasMout Tai is very beautiful.It--------famours in the word now.A.has been B.was C.seem D.has
Has been very peaceful for yours love
看电影看字幕感觉有个字幕不对大家看看这些年你怎么样 how are you been 不应该是how have you been 还有it is been very nice 不应该是 it has been very nice
Her car has been very dirty,she has got to _____.A.get washed B.wash C.get washed it D.get it washed为什么呢?求详解,
Yellow of the evening,Tim has been very,very beautiful.