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【简答题】
How Americans Began to Eat Tomatoes People have strange ideas about food. For example, the tomato is a kind of very delicious vegetable. It is one of useful plants that can be prepared in many ways. It has rich nutrition and vitamin in it. But in the 18 th century, Americans never ate tomatoes. They grew them in their gardens because tomato plants are so pretty. But they thought the vegetable was poisonous (有毒的). They called tomatoes “poison apples.” President Thomas Jefferson, however, knew that tomatoes were good to eat. He was a learned man. He had been to Paris, where he learned to love the taste of tomatoes. He grew many kinds of tomatoes in his garden. The President taught his cook a way for a cream of tomato soup. This beautiful pink soup was served at the President’s party. The guests thought the soup tasted really good. They never thought their president would serve his honored guests poison apples. Jefferson never spoke to his honored (忠实的) guests about the fact. 小题1:From the passage we know all the honored guests invited by Jefferson were . A.people from other countries B.from France C.people of his own country D.men only 小题2:After you read the passage, which of the following do you think is true? A.Americans never ate tomatoes after they began to plant them. B.Americans didn’t eat tomatoes before 19 th century. C.Even now Americans don’t eat tomatoes. D.In the 18 th century Americans ate a lot of tomatoes. 小题3:The passage tells us that Jefferson was a President who learned to love the taste of tomatoes . A.while he was in Paris B.when he was a little boy C.because his parents told him so D.from books 小题4:According to the text, _______ made the beautiful pink soup served at the President’s party? A.the President himself B.a French cook C.the President’s cook D.the President’s wife
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【多选题】道岔表示电路技术要求是()。
A.
用道岔表示继电器的吸起状态和道岔的正确位置相对应,不准用一个继电器的吸起和落下表示道岔的两种位置。
B.
室外联系电路发生混线或混入其它电源时,必须保证不致使DBJ和FBJ错误励磁。
C.
进路在锁闭状态时,进路上的道岔不能转换。
D.
道岔在转换过程中,或发生挤岔、停电、断线等故障时,必须保证DBJ和FBJ失磁落下。
【单选题】IP 地址 191.10.15.31 的哪些部分为网络号
A.
191.10
B.
191.10.15
C.
191
D.
15.31
【简答题】Listen to the first part of a passage. Fill in th blanks with what you hear to complete the sentence. Pay attention to the tense.
【判断题】分光计设计了两个角游标是为了消除视差。
A.
正确
B.
错误
【单选题】道岔在转换过程中,或发生挤岔、停电、断线等故障时,必须保证DBJ和FBJ失磁落下。
A.
在道岔表示电路中,DBJ吸起由自动开闭器定位表示接点接通,FBJ吸起由自动开闭器反位表示接点接通。
B.
当外线混线时,设在室外的二极管Z 被短路而失去作用,偏极继电器DBJ或FBJ线圈得到交流电不会励磁吸起。
C.
当道岔在转换过程中,由于1DQJ第1组前接点断开表示电路,会使DBJ或FBJ落下
D.
1DQJ3-4线圈励磁电路中接有SJ的前接点
【判断题】前照灯采用屏幕检验法时只能检验前照灯光束的照射方向,而无法检验其发光强度。 ( )
A.
正确
B.
错误
【简答题】A business woman is reporting to a policeman the theft of her briefcase. Listen to the first part of the conversation and complete the description of the briefcase.
【单选题】道岔在转换过程中发生挤岔,必须保证() 在落下状态。
A.
.DBJ和2DQJ
B.
FBJ和2DQJ
C.
DBJ和FBJ
D.
FBJ和1DQJ
【简答题】Listen to the first part of the recording and complete the following passage with the information you get.
【单选题】第一产程活跃期是指子宫颈口扩张
A.
0~3cm
B.
2~4cm
C.
3~6cm
D.
3~9cm
E.
3~10cm
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