挥发性盐基氮（TVBN）
题型：名词解释
问题：
挥发性盐基氮（TVBN）
题型：名词解释
第二节 完形填空（共20小题；每小题1.5分，满分30分）
阅读下面短文，从短文后各题所给的四个选项（A、B、C和D）中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。
Several months ago, my 22－year－old niece phoned me. “Aunt,” she said in her sweet voice, “the blood bank called and asked if I would donate blood. Would you come and donate with me?” I couldn't 21 her though I had never done that before.
I didn't know before going to the blood bank 22 I would be able to donate blood in the 23 of someone specific. There was a bulletin board with photos of children who were
24 at the Children's Hospital where I lost my daughter to 25 two years ago, so my heart went out to these children who were 26 cancer. One photo was of a little black girl, only nine. I 27 to donate my blood in Alexis's name. A month later, I 28 , and then a month after that, I went back again. I felt this was something I could do, 29 I made a promise to myself to go as often as possible.
One morning I heard a newscaster（播音员） 30 about a young girl named Alexis on TV. 31 , that's my Alexis from the blood bank who had lost her battle with cancer! My heart 32 . As I sat with tears running down my face, I listened to Alexis's story she left behind. I wasn't 33 to hear what an extraordinary child Alexis was, 34 I saw it in her eyes when I saw her 35 at the blood bank. She had the most angelic（天使般的）face, and a smile 36 of joy and courage. I never met this wonderful child, but she surely 37 me.
I am always telling myself that even though I do something that doesn't take 38 of my time, effort or money, it doesn't mean that what I do has no 39 . Every little thing we do to 40 another has value to the one who needs it.
21．A．blame B．refuse C．punish D．comfort
22．A．where B．why C．until D．that
23．A．name B．charge C．course D．hope
24．A. volunteers B．nurses C．patients D．students
25．A．a fire B．water C．cancer D．an accident
26．A．curing B．producing C．examining D．battling
27．A．hesitated B．demanded C．ordered D．came
28．A．got through B．got along C．went back D．went round
29．A．still B．but C．so D．or
30．A．reporting B．thinking C．reminding D．worrying
31．A．Naturally B．Doubtfully C．Unfortunately D．Unusually
32．A．broke B．flew C．beat D．hit
33．A．interested B．surprised C．encouraged D．disappointed
34．A．once B．which C．while D．because
35．A．photograph B．smile C．achievements D．success
36．A．afraid B．full C．jealous D．ashamed
37．A．touched B．caught C．defended D．thanked
38．A．much B．advantage C．notice D．none
39．A．difference B．preference C．victory D．value
40．A．improve B．trust C．help D．Educate