the following pairs of sentences are exactly the same except for one word. you will hear either sentence (a) or (b). choose the one you hear.
一定流量的含有a组分的液体沿平壁面湍流流动,其对流传质系数k=100m2/s,如浓度和物性都不变,流速增加,则k值( )。 a 增加 b 减少 c 不变 d 不确定
corporate culture corporate culture is described as the (1) _____________ of an organization, and guides how employees think, act, and feel.
差分式放大电路中ui1=300mv,ui2=-200mv,分解为共模输入信号uic=( )mv
in this section, you are going to listen to hear 10 sentences. please listen carefully and decide which of the sentences in the three choices is closest in meaning to the one you hear.
the following pairs of sentences are exactly the same except for one word. you will hear either sentence (a) or (b). choose the one you hear.
同性恋是害怕与异性相处的。
choose from the following groups of words the one you hear. each of the words will be read once only.
【判断题】“实体学说”是柏拉图提出的。()
directions: listen to the passage and choose the best answer to each of the following questions. what does sleep-teaching do?
审计作为( )监督体系的重要组成部分,在经济社会发展中发挥着越来越重要的作用。
directions: listen to the passage and choose the best answer to each of the following questions. how effectively can the average person learn during sleep as in the same period during the day?