由于气门传动机构存在配合间隙,在高速运动时会产生很大的振动和()。
参考答案:噪声
At 10 o’clock last Saturday night I came out from the 1.
cinema.It was very much cold and the road was covered with snow. 2.
SuddenlyI saw a woman fall down her bike. She couldn’t 3.
get up. I ran to her at once and try to help her to sit up. 4.
She said that her right leg was broken. I was worried about 5.
when a young policeman came over. He called a taxi. I took 6.
him to a hospital and telephoned her family about the matter. 7.
As I saw the woman was good looked after, I said goodbye 8.
to her.I felt happy I could help the woman but I also hope 9.
she will be soon getting well on. 10.
公安部督察委员会监督全国公安机关的督察工作。 ( )