All flights ________ because of the terrible weather,they ha

All flights _____ because of bad weather,many passengers could do nothing but take the train.
A.having been canceled
B.were canceled
C.had been cancled
D.to have canceled
并且知道因为后半句是一个完整的句子,前半句再怎么分析啊,

独立主格结构什么时候用完成时?
如这个题：
All flights ______ because of the snowstorm,many passengers could do nothing but take the train.
A）had been canceled B）have been canceled
C）were canceled D）having been canceled
因为风雪,所有航班都被取消,许多旅客别无它法,只得乘火车.(D)
All things ______,the planned trip will have to be called off.
A）considered B）be considered
C）considering D）having considered
考虑了方方面面之后,原来计划好的旅行不得不取消了.(A）
为什么前者要用完成时而后者不用?

1.all flights_____because of the storm,they decided to take the train.
a.having been cancelled b.have been cancelled
为什么选a?不能选b?
2._____that there are no objection,we will begin with item three on the agenda.
a.if b.provided
为什么选b,不能选a?
3._______is the center of our planetary system was a difficult concept to grasp in the middle ages.
a.that the sun and not the earth b.it is the sun and not the earth
为什么选a?不能选b?
4.i______to go to their *** but i was not invited.
a.should have liked b.would like
第4题为什么选a？不能选b？

All flights____because of the snowstorm,we ,many passengers could do nothing but take the train.
A.had been canceled B.have been canceled
C.were canceled D.having been canceled 意思明白但不知道怎么选择?

[10] All flights _____ because of the snowstorm,we decided to take the train
A.were canceled
B.had been canceled
C.have canceled
D.having been canceled

English问题
All flights ________(cancel)because of the snowstorm,we decided to take the train.
answer:having been cancelled
为什么用having,不是had呢.

All flights-------because of the snowstorm,many passenger had to take the train.
A.had been cacelled B.have been cacelled C.having been cacelled D.to be cacelled

All flights _________ because of the snowstorm,many passengers could do nothing but take the train.
A.had been canceled
B.have been canceled
C.were canceled
D.having been canceled

一些句子的语法问题难住我啦.
最近在看语法书,在看到分词做状语一节中发现了个问题：
1.All flights ____because of the snowstorm,we decided to take the train.
A.were cancelled B.had been cancelled C.having cancelled D.having been cancelled.
2.The article opens and closes with descriptions of two news reports,each ____one major point in contrast with the other.
A.makes B.made C.is to make D.making
3.The Portuguese A.(give) a great deal of credit to one man for B.(having promoted) sea travel,that man C.(was) Prince Hennry the navigator,D.(who lived) in the 15th century.
我有疑问的是：1.为什么不选择B而选择D呢?B的意思不是在过去时刻以前的某一时刻已经结束了吗?也就是说在过去乘火车之前.过去完成时和过去分词有什么区别?
2.为什么选择making不选择makes?虽然each和make构成主动关系,但是不应该存在持续关系啊,我不懂.
3.为什么把C改成being?
问题多了点,有知道的同学好心帮忙详细解释下把,本人因为不精通语法,所以请尽量详细点哈~

1.All flights ___ because of the snowstorm,many passengers could do nothing but take the train.
A.had been canceled
B.have been canceled
C.were canceled
D.having been canceled
该选哪个呢,为什么.

All flights ___ because of the heavy snow,we had to take the train.
A.were canceled B.had been canceled
C.have been canceled D) having been canceled

All flights ___ because of the storm, they had to wait in the hall.

[ ]

A. have put off B. were put off C. have been put off D. having been put off

All flights____because of thesnowstorm,many passengers
All flights____because of the snowstorm,many passengers could do nothing but take the train.
A.had been cancelled B.having been cancelled
C.were cancelled D.have been cancelled

关于一道非谓语的问题
All flights_____because of the snowstorm,we could do nothing but _______the train.错选C,是不是非谓语的完成时都是以ing+been done 如何辨别这是句非谓语.

All flights ____ because of the snowstorm, many passengers could do nothing but take the train. A．had been canceled B．have been canceled C．having been canceled D．being canceled

3.All flights _______ because of the snowstorm,many
passengers could do nothing but take the train.
A) had been canceled B) have been canceled
C) were canceled D) having been canceled
为什么选择B?独立主格结构不是选D吗?

All flights ______ because of the storm,they decided to take the train.
a.having cancelled b.were cancelled
c.have been cancelled d.having been cancelled

(2013·青岛一模)All flights ________ owing to the heavy fog, many passengers could do nothing but take trains. A．to be cancelled B．were cancelled C．have been cancelled D．having been cancelled

有关英语分词的选择题
All flights_____because of the snowstorm,we decided to take the train.
A.were canceled
B.had been canceled
C.having canceled
D.having been canceled
答案说是D,可是我觉得B更合适一点,请问为什么答案选D?
为什么起修饰作用的就要用-ing形式而不能用-ed形式？

All flights _____ because of the snowstorm,we decided to take the train.
为什么用having been canceled 而不用had been canceled

All flights () bacuse of the snowstorm ,many passengers could do nothing but take the train .
A had been canceled B have been canceled Chaving been canceled Dbeing canceled .答案选第三个为什么啊,

All flights ______ because of the storm, they decided to take the train
A. were cancelled
B. have been cancelled
C. having been cancelled
D. having cancelled
为什么

一道非谓语动词题,
1.All flights____because of the storm,they decided to take the train.
A.having canceled B.were canceled
C.have been canceled D.to have been introduced
选D,为什么不选A.
错了，答案是having been canceled
就问一下为什么用having？

All flights ________because of the fog,passengers could do nothing but take the train.
A.had been cancelled
B.having been cancelled
选B,为什么A不行?

一道非谓语动词题,
1.All flights____because of the storm,they decided to take the train.
A.having canceled B.were canceled
C.have been canceled D.to have been introduced
选D,为什么不选A.
错了，答案是having been canceled
就问一下为什么用having？