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Angels My friend Heather mentioned that she had never seen an Angel. Then I remembered the 36 I had with my sister Sandra earlier this week. This will be Sandra’s first Christmas without her husband. This summer he died in her arms. On Thursday, she was in the store 37 ____ for an ideal card for her two sons and daughter. Time passed by quickly as she 38 the many choices. She wanted a card that sent something special to each of them, 39 she knew they would have a(n) 40 place in their heart this holiday season. Finally! She found the one that expressed the 41 feeling. The words expressed the feelings that she wished to share. However, a sharp pain pierced(穿透) her heart when she realized that the card was 42 “mom and dad.” She stood there, 43 it close for a long time, unable to move from the 44 . Tears began to run down her cheeks. “Is there something I can do for you?” a 45 voice asked. She 46 to face a stranger, a woman, who was looking at her with 47 and concern. “Uh…oh...OH!” Sandra responded, “I can’t give this card to my children because…because my husband died and this is the 48 card.” Hearing this, the stranger’s face softened with sympathy(同情) and love. She reached out and 49 my sister into her arms, giving her unspoken permission to cry in the protection of her embrace(拥抱). She 50 held my sister until her calmness 51 . “Thank you for listening to me cry on,” was what my sister said when all was better. “You are welcome, and I am so sorry for your 52 ,” the stranger answered and said goodbye to her. During her telling of this event I was feeling 53 that I hadn’t been there. My sister needed me and a stranger had to do my 54 .  “You know,” she went on, “a friend suggested that it was like meeting with an Angel.” My 55 disappeared in an instant. My sister required an Angel, and I think that is exactly what she got. 36. A. conversation B. difficulty C. accident D. quarrel 37. A. paying B. caring C. calling D. looking 38. A. left B. offered C. read D. discovered 39. A. although B. as C. when D. if 40. A. other B. empty C. safe D. different 41. A. sad B. strange C. amazing D. perfect 42. A. for B. to C. from D. by 43. A. seizing B. holding C. keeping D. grasping 44. A. spot B. stair C. area D. home 45. A. firm B. proud C. cold D. soft 46. A. walked B. turned C. decided D. woke 47. A. question B. shock C. regret D. upset 48. A. harmful B. special C. wrong D. right 49. A. pulled B. caught C. sent D. protected 50. A. quietly B. tightly C. strongly D. seriously 51. A. disappeared B. went C. arrived D. returned 52. A. failure B. idea C. loss D. death 53. A. shocked B. angry C. happy D. hopeless 54. A. task B. time C. favor D. job 55 A. responsibility B. sympathy C. guilt D. hurt
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【简答题】塑件上设计 圆角的作用有哪些?
【简答题】How did Jobs feel after being fired by the company?
【简答题】How did Jobs revolutionize common household tools such as phone?
【单选题】某企业生产一种产品,其总固定成本为10万元,单位产品变动成本为10元,产品销售单价为15元。则其盈亏平衡点的产量是( )
A.
1万件
B.
2万件
C.
1.5万件
D.
2.5万件
【单选题】设某企业生产某种产品,其正常售价为20元,单位变动生产成本为10元,单位固定制造费用为3元,现有一批2000件该种产品的追加订货,其专属固定成本总额为4000元,这接受该批最佳订货的价格极限为( )
A.
10元
B.
12元
C.
13元
D.
15元
【单选题】设某企业生产某种产品,其正常售价为20元,单位变动成本为10元,单位固定成本为3元。现有一批2 000件该种产品的追加订货,其专属固定成本总额为4 000元,则接受该批追加订货的价格极限为( )。
A.
10元
B.
12元
C.
13元
D.
15元
【单选题】下面不是塑件中圆角的作用是()。
A.
避免应力集中,提高塑件强度
B.
有利于充模
C.
有利于改善熔接痕的位置
【多选题】塑件圆角的作用
A.
可避免应力集中,提高制件强度
B.
有利于充模
C.
有利于脱模
D.
有利于模具制造,提高模具强度
【多选题】塑件制品尽可能作圆角设计,包括以下哪些原因?
A.
制品的尖角既不安全,又容易产生应力开裂。
B.
降低应力集中,提高塑件制品的结构强度。
C.
成品更易于顶出
D.
圆角有利于模具加工和模具强度。
【多选题】关于塑件的结构说法正确的是()
A.
通常塑件以底脚或边框为支承面
B.
通常塑件以整个平面作为支承面
C.
塑件转角尽可能设计成圆角,或者用圆弧过渡。
D.
要提高塑件的强度必须增强塑件的厚度
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