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（请给出正确答案）
A．realized... when
B．had realized... when
C．was realizing... then
D．would realize... as
答案
更多“It was not long before Skinners, the famous behaviorist, realized the limitations of his p”相关的问题
第1题
根据材料请回答 51～65
We know the kiss as a form. of expressing affection.But long before it became 51 ,it was the custom in many parts of the world to use the kiss as a(n) 52 of respect.
In many African tribes the natives kiss the ground over which a chief has walked.Kissing the hand and foot has been a mark of respect form. the 53 times.
The early Romans kissed the mouth or eyes as a form. of dignified greeting.One Ro-man emperor allowed his important nobles to kiss his lips, but the 54 important ones had to kiss his hands, and the 55 important ones were only allowed to kiss his feet!
It is quite probable that the kiss as a form. of affection can be traced back to primitive times when a mother 56 fondle her child, just as a mother 57 today. It only remained for society to 58 this as a custom for expressing affection between adults.
We have evidence that this was already the 59 by the time of the sixth century, but we can only assume it was 60 long before that.The first 61 where the kiss became ac-cepted in courtship and love was in France.When dancing became popular, almost every dance figure ended 62 a kiss.
From France the kiss spread rapidly all over Europe.Russia, which loved to 63 the customs of France，adopted the kiss and it spread there through all the upper classes．A kiss from the Tsar became one of the highest forms of recognition from the Crown．
In time，the kiss became a part of courtship． 64 marriage customs developed，the kiss became a part of the wedding ceremony．Today，of course，we regard the kiss as ai expression of love and tenderness．But there are still many places in the world where th。kiss is 65 0f formal ceremonies and is intended to convey respect．
第 51 题
A．it
B．one
C．this
D．itself
第2题
A．She will leave the company immediately.
B．She will tell the company her decision beforehand.
C．She will work here for another 60 days.
D．She will leave the company without notice.
第3题
The boss sent Mr Black to China on business because
A．Mr Black had never been to China before
B．Mr Black was an able and hardworking man
C．Mr Black could buy something interesting for Tony
第4题
A．A hundred years ago.
B．Three centuries ago.
C．After America was discovered.
D．Long before America was discovered.
第5题
A．RMB1 051.54
B．RMB1 000
C．RMB951.98
D．RMB1 037.62
第6题
请在第__（58）__处填上正确答案。 查看材料
A.than never before
B.than before ever
C.than ever before
D.than before never
第7题
________ they reached the centre of the city, they stopped the car at a bar.
A) Before a mile or so when
B) For a mile or so after
C) Further than a mile or so
D) A mile or so before
第8题
As to a promotion, people who are not neurotic will ______.
A．fell much more confusion before the result
B．has no negative reaction to the result
C．take it easy about the uncertainty of the result
D．not get disappointed when they fail
第9题
听力原文：M: Can you stay for tea？
W: I'd like to, but I have to pick up some groceries before the children get home from school.
Q: Where is the woman going now？
(16)
A．To school.
B．Home.
C．To the grocery store.
D．To her friend's house.
第10题
Ann Curry got her first job ______.
A．from her fiend in a bookstore
B．a couple of years before college
C．at the NBC news "Today" show
D．when she was studying at university
第11题
From Concordia's point of view, the role of communication is to
A.win employee support before going ahead with the change
B.change the company's core activitie
C.emphasise the positive aspects of the change
D.explain the need for the change
