John and his brother differ in personality even if their differences in age are not significant. 英译汉
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制动试验台按试验台测量原理不同,可分为()和()两类。、
变换及测量装置是将传感器送来的电信号变换成易于测量的()或()信号的装置。
Many Chinese students don't pay much attention to spoken English at school.They think it necessary to practice speaking English in class. Here is a story to show you how important it is to speak the English language __1___in everyday life.
A foreigner once got hungry and went into a restaurant in London. He sat down at a table.
When the waiter came, he opened his mouth, put his fingers____2__it and took them out again in order to express that he wanted something to eat for he could not speak English.
The waiter soon brought a cup of tea. The man shook his head. The waiter then took away the tea and brought a cup of coffee. The man again shook his head. The man tried again and again, but he wasn't able to make___3___understood. Finally another man came in. He spoke English clearly and fluently. In a few minutes, there was a large plate of meat and vegetables on the table___4__him.
So you see a man often goes hungry if he doesn't__5_a foreign language.
(1)
A:into
B:freely
C:before
D:himself
E:master
(2)
A:into
B:freely
C:before
D:himself
E:master
(3)
A:into
B:freely
C:before
D:himself
E:master
(4)
A:into
B:freely
C:before
D:himself
E:master
(5)
A:into
B:freely
C:before
D:himself
E:master
A 计量认证
B 等级评定
C 国家实验室认可
D 能力验证