(1) The decision (that) whether or not to salvage the wreck was not an easy one, although an excavation in 1978 had shown that it might be possible to raise the hull.(2) The hope that he may recover is faint.请问：是否可以认为 decision 后面省略了that？是同位语从句吗？
We are fortunate that it is , because building new educational systems there and putting enough people through them to improve economic performance would require two or three generations请问老师为什么这里的 it is 没表语？省略了吗？和下句一个道理吗？did后面省略了?&nbs...
But, of course, they had no satellite, Internet or weather broadcast to help them.I have a shop selling toys.第二个可以弄懂，是现在分词作定语。第一个句子的 to help 是什么成分，什么用法呢?
With this delivery technique the puncture site would be very small and recovery could be through the entry site or through the groin as the filter could be inserted distal to meet a recovery sheath in the aorta.
1.Work together, if possible.2.If you want to attract schoolchildren to science and technology, make the lessons more practical.3.If you are threatened with court action don’t panic.4.These glands all react if challenged by infectionor trauma.在上面四个句子中，条件状语从句分别是...
Which type of adjectives (-ed/-ing) describes situations, people or
things?这是高中英语新教材北师大版必修一第1单元中的一个句子(p17)。我记得在某本书上见过，说 this type of, that type of,
what type of, which type of后面接名词时习惯上用单数，不用复...
...en find that it is those who， instead of giving much advice， solutions or cures，have chosen rather to share our pain and touch our wounds with a gentle and tender hand.我知道instead of...是插入语，而后面rather是什么意思，副词？还是什么？是否跟前面的插入语有...
...p; I have had lunch at 2 o’clock all my life. He has gone to work by bus for 10 years. （长期习惯持续至今，静态意义，静态意义不能用进行体。） 比较：He has been going to work by bus for a week. (临时习惯持续至今。动态...
1. We’ll look at culture or rather classifications of culture continuum. 请问：画线部分是什么意思，特别 rather 是什么意思？2. You are concerned that with the new tuition policy, the student will be priced out of chance.请问：画线部分是什么语法...
老师您好，请教这一句：Straitford’s briefs don’t sound like the usual Washington back-and-forthing, whereby agencies avoid dramatic declarations on the chance they might be wrong.(1) 句...