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完形填空(共20小题,每小题1 分,共计20分) Having lived in the house for so long, we found our kitchen looked 21 . We decided it was time to 22 the kitchen, and my husband and I were discussing 23 colors. The children, sitting nearby, suddenly all spoke together:“Not the measuring stick. ” “No,” I 24 them. “Not the measuring stick.” The measuring stick isn’t a (an) 25 stick but the kitchen side of the door between our kitchen and dining room. Along the edge we’ve 26 each child’s growth by making a mark showing his or her 27 on every birthday. Over the years, so many colored pens, pencils and 28 have been used that now, this white door is somewhat like an abstract(抽象的) painting. Names and dates show different 29 , and I can tell by the script(手迹) who measured whom. An eight-year-old 30 to measure her three-year old sister, a grandchild measured her grandmother and my husband did the same to me. At our family 31 , when this door swung back and forth frequently, friends used to stop to 32 the names and dates. When they were asked if they would like to be always remembered, they 33 smiled shyly and went back right up into place, 34 to be measured. Many of those 35 on the door are still 36 . Some have stopped. Some remain with us only in 37 . When my mother came to see my eldest daughter graduate from university, we measured her, too. It was her last visit to our home. We haven’ t 38 the new kitchen color plan yet, but one thing is certain: whatever color we choose, the 39 of the kitchen door will still remain 40 , with lots of names and dates in various colors. 小题1: A.small B. old C. familiar D. favorable 小题2: A.repair B. rebuild C. reuse D. repaint 小题3: A.safe B. possible C. valuable D. changeable 小题4: A.promised B. repeated C.followed D. persuaded 小题5: A.false B. wonderful C. actual D. obvious 小题6: A.kept B. witnessed C. recorded D. accompanied 小题7: A.age B. weight C. name D. height 小题8: A.boxes B. markers C. schoolbags D. sticks 小题9: A.information B. handwriting C.character D. status 小题10: A.allowed B. pretended C. helped D. ordered 小题11: A.offices B. banks C. meetings D. parties 小题12: A.copy B. read C. like D. remove 小题13: A.hardly B. never C. usually D. seldom 小题14: A.ready B. afraid C. able D. unwilling 小题15: A.missed B. taught C. listed D. suggested 小题16: A.growing B.contributing C.studying D. working 小题17: A.sight B. design C.trouble D. memory 小题18: A.connected with B.agreed to C.decided on D.relied on 小题19: A.front B. back C. right D. left 小题20: A.yellow B. grey C. white D. blue
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【单选题】下列化合物中属于叔醇的是
A.
(CH 3 ) 2 CHOH
B.
(CH 3 ) 3 COH
C.
(CH 3 ) 3 CCHO
D.
(CH 3 ) 3 CCH 2 OH
【判断题】已知一无源二端网络,其端口电压和电流为关联参考方向,且电压、电流分别为: u =380cos(314t +50 。 )V , i =10cos(314t+ 2 0 。 )A ,则电压超前电流30 。 。
A.
正确
B.
错误
【多选题】高速钢梯形外螺纹粗车刀的刀尖角应略小于梯形螺纹牙型角,一般取[ ],刀头宽度应[ ]牙槽底宽W。
A.
29°
B.
小于
【判断题】实现峰值吸收的条件之一是:发射线的中心频率与吸收线的中心频率一致。
A.
正确
B.
错误
【单选题】下列化合物中属于叔醇的是:
A.
(CH 3 ) 2 CHOH
B.
(CH 3 ) 3 COH
C.
(CH 3 ) 3 CCH 2 OH
D.
CH 3 CH 2 OH
【单选题】高速钢梯形螺纹粗车刀的刀头宽度应该在( )牙槽底宽W。
A.
等于
B.
略大于
C.
略小于
D.
任意
【判断题】已知一无源二端网络,其端口电压和电流为关联参考方向,且电压、电流分别为: u =380cos(314t +50° )V , i =10cos(314t- 2 0 ° )A ,则电压超前电流30 ° 。
A.
正确
B.
错误
【简答题】下列化合物中属于叔醇的是(    )
【单选题】高速钢梯形螺纹粗车刀的刀头宽度应()牙槽底宽W。
A.
等于
B.
略大于
C.
略小于
D.
任意
【简答题】高速钢梯形外螺纹粗车刀的刀尖角εr应略小于螺纹牙型角__________,刀头宽度应__________牙槽底宽W。
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