题目内容

In the boxes below are some of the expressions you have learned in this unit. Doyou understand their meanings? Do you know how to use them in the propercontext?Now check for yourself by doing the blank-filling exercise. Change the form where necessary.In just a few days he1)___________all his newclassmates.Jane has locked herself up in her room for the whole day. She2)_when she came out with her hair dyed red.Let's sit down quietly and3)_first before thediscussion.To my surprise, the stranger4)to be an old friend of mymother'sWhen I asked him how he was doing, he 5)beforetelling me that he had just lost his job.Once a very shy boy from a small mountainous village, he6)a competent engineer in a matter of six years.The newspaper refused to7)the public.As we sat on the beach8)__the sunshine, she started to tell me her childhood stories.

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Many words in English can be used both as nouns and as verbs. Complete allthe sentences using either the noun form or the verb form of the words given inthe box. Change the form where necessary.Please1)___your minds on the following problem.She has constant2)that her husband will abandon(抛弃)her andthe kids.The3)_of recent research has been on environmental issues.Her father died of a heart-4)when there was no one else athome.She5)_that the child may have got a blood problem.This kind of disease6)_the central nervous system.She paid frequent7)to her parents and they were so happy tosee her every time she 8)_ them.The blind man 9)the elephant's ear and concluded that theelephant is in the shape of a huge fan.My long 10)_withmy mother over the phone every day has relieveda lot of my stress,

Complete the following passage with words chosen from this unit. The initial letterof each is given.My mother and I always enjoyed our chat together under a pine tree in thepark. At our r__ (1)meeting, however, her pale face took me by s_ (2). I asked her what was wrong, and her s (3) look and silence mademe believe that she was k (4) something bad from me. Apparentlysomething serious was d_ (5)her. At first, she remained silent. Finally,after my persistent i_ (6), she could not hold it any longer and a_(7). to me that she had very serious heart disease. It suddenly o_ (8)to methat three years ago, she had heart s_(9)but her condition did not improveafterwards and now there were hardly any o (10) left. I reached over andwrapped my arms t (11)around my mother and cried. As we sat there thatcool April afternoon s_ (12)up the sun and smelling the fresh s_ (13)ofthe grass, I had one wish in my heart that I could have more g_____ (14)withmy mother in the days to come.

电器的金属外壳不一定全都需要保护接地( )

A. 对
B. 错

若电线起火应立即切断电源,用沙、二氧化碳、四氯化碳灭火器灭火,不能用泡沫灭火器或水灭火。( )

A. 对
B. 错