冷绕碳钢弹簧的心杆直径为弹簧内径的（）。A、60%～70% B、70%_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题单项选择题

冷绕碳钢弹簧的心杆直径为弹簧内径的（）。

A、60%～70%

B、70%～80%

C、80%～90%

D、90%～95%

答案

参考答案：C

填空题

冰糖葫芦是许多小朋友的最爱。它的制作方法很简单：将洗净的山楂穿在竹签上，然后将一定量的白糖放入锅中加热，利用的方法增加糖的内能，待白糖

（填物态变化名称）后，再把山楂蘸上糖浆，等山楂上的糖浆（填“吸收”或“放

出”）热量（填物态变化名称）成固态，冰糖葫芦就做好了。

完形填空

It was freezing outside my car and I did not want to get out of it. We were passing by a small shop when I noticed an old man 36 with cold. It was freezing that night. 37, here he was, seated in the corner, waiting for anyone who would give him a(n)38 coin or a cup of hot tea.
I asked my husband to go over and 39 a packet of biscuits to this old man. He looked into my husband’s face 40 and smiled. I felt so happy and 41 I prayed for him to live through the cold night.
I 42 to visit again and find out 43 he was the next day. I did so the next evening, and he was still there.44 my car, the old man came up to my 45 and smiled at me. I became 46 once more and this time I gave him a bag of food, which I brought with the 47 of finding him in the same spot. He 48 for the bag and I gave him my hand. He 49 my hand and said，“ May God bless you. Thanks for your help.” With his cap on his head and the 50 of his hand and the smile on his face, he 51 me of my father.
At a closer 52, I saw my father in this old man, waiting for anyone to show him some 53 or love. Maybe one day, it could 54 to one of us, so do not pass by a poor person without offering at least a word of 55 and a kind smile or an act kindness of any kind.

B．in addition

A．Recognizing

C．reached out