原句为词典例句：Ostriches are believed to bury their heads in the sand when frightened.
现转换如下：It is believed that ostriches will bury their heads in the sand when (they
are) frightened.恳请老师核对正确与否?
I believe him. 我相信他。
I do believe him. 我的确很相信他。
do+实意动词=强调。那么这种用法可以用在do做实意动词的情况下吗？ 例如：
I did my homework. 我做了完作业。
I did do my homework. 我的确做了作业。
我觉得可以，希望...
Therefore, there is no need to panic, to believe that Marxism is vanishing.请教老师,to panic 是need 的定语；第二个不定式to believe that Marxism is vanishing是谓语is的状语？请老师分析句型结构。 谢谢老师。
A business plan is a formal statement of a set of business goals, the reasons they are believed attainable, and the plan for reaching those goals.句中的 the reasons they are believed attainable 在从句中做什么成份？
...me day the name Hans Christian Andersen would be known all over Denmark.To believe such a story one
would have to believe in fairy tales! Hans Christian knew many
such tales. He had heard some of them from his father, who had worked hard at
his trade, but liked to read better than to make shoes. In ...
The idea that modern art can only be seen in museums is mistaken.Even people who take no interest in art cannot have failed to notice examples of modern sculpture on display in public places.1.这里不是对现在事实的一个陈述吗，为什么用cannot have failed，难道想表达“之前...
...ertain conditions. 你只有在一定条件下才能去。He may have been mistaken about what he saw. 他可能看错了。He might wake up at any moment. 他随时都会醒过来。They might easily have been arrested. 他们很可能已经被逮捕了。
...lic smoke ball, a preventive measure
guaranteed to fend off the flu-if you believed the advert, which she did.请问: 这里的a preventive
measure guaranteed to fend off the flu做什么成分？它是不是做advert的同位语？到这样的语序让我有点不理解了，同位语可以这样...
Cigarette smoking is believed by most researchers in the field to be an important cause in the development of lung cancer and throat cancer and is believed to have much to do with some other kinds of cancers.老师，have much to do with字面意思难理解，是固定搭配吗，为什么纸质词...
句子一：It is that the privacy to which digital citizens believed they were rightfully entitled was not in the fact the privacy they possessed.1.to which引导定语从句修饰先行词privacy，which代指privacy，做to的宾语2.believed后跟宾语从句，省略了that3.was为that表语从...
The family environment is widely believed to be the most important influence on children's development.其中的to be是做非谓语做宾语吗？为什么要用to be，是动词believe的固定搭配形式吗？
...科学家》一篇文章。I’m deeply skeptical of efforts that naively believe you can simply accumulate more data and that will do the job.efforts that 后面是一个定语从句。如果将从句部分还原成简单句是什么样？感觉意思上不通顺。efforts that naively believe （t...