【单选题】— You used to the bus to school, didn’t you?— Yes, I did. However, I am used to to school
A.
— You used to ____ the bus to school, didn’t you? — Yes, I did. However, I am used to ____ to school now. A.take; walk
【单选题】细菌具有各自独特的酶系统,因而对底物的分解能力各异,其代谢产物不同,具此特点可鉴定细菌。
邻单胞菌属与气单胞菌属鉴别,可选择的试验是
【判断题】Dawn Schamp had been a primary school teacher before joining British Rail.
【判断题】The British Rail faces a problem that women don't consider careers on the trains.
【简答题】British Rail are going to place an order for a hundred and eighty-eight trains.
【简答题】Please write down the number of cummuters who went to work by British Rail.
【简答题】听音,选择你所听到的句子。 ( ) 1. A. I walk to school. B. I walked to school. C. I talked to you. ( ) 2. A. I looked at a picture. B. I look at a picture. C. I look at a map. ( ) 3. A. Today I go to sc...
【多选题】对细菌合成的代谢产物表述错误的是
B.
不同细菌产生不同的色素,在鉴别细菌上有一定意义
【单选题】British Rail are going to place an _______ for a hundred and eighty-eight trains.