【单选题】According to the solubility of DF, DF can be divided into
A.
water-soluble DF & fat-soluble DF
C.
water-soluble DF and water-insoluble DF
D.
acid-soluble DF and alkali-soluble DF
【简答题】Exercise 3: Watch Be3 and Be4, make a dialogue using similar topics with your partner but don ’ t need to submit online. Just keep for the class work, Exercise 4: Watch 18 Differences of Europeans and...
【简答题】Listen to some sentences. Which dialogue does each one best fit? Write the letter in the space provided. 1. A: Did you want tea without milk? B: ( ) 2. A: See you at ten past one. B: ( ) 3. ...
【单选题】DF is the abbreviation for direction
【简答题】Part 2 Dialogues Dialogue 1 Phoning About a Flat Listen to the dialogue and decide whether the following statements are true or false. Write T or F in the space provided. Discuss with your classmates ...
【判断题】Dialogue 6: Write a T in front of a statement if it is true according to the recording and write an F if it is false. 1. ( ) The woman turns down the offer because she doesn’t drink.
【单选题】运行途中,遇列尾装置、机车信号、列车运行监控装置(轨道车运行控制设备)发生故障时,司机应立即使用列车无线调度通信设备报告车站值班员或( ),并根据实际情况掌握速度运行。
【单选题】动车组以外的列车运行途中,遇列尾装置、机车信号、列车运行监控装置(轨道车运行控制设备)发生故障时,司机应立即使用列车无线调度通信设备报告()。