Do you like playing __小题1:_(不同的)kinds of

题型:听力题

问题:

Do you like playing __小题1:_(不同的)kinds of balls? Are you­ interested in collecting balls.  I have a__小题2:__(特别的)room in my house, which is _小题3:_(满) of all kinds of balls. I have been collecting them__小题4:__(从...以来)I was seven years old. Now I have got __小题5:__(千)of them. I have run out of room to __小题6:__(贮存)them. They are all __小题7:__(围绕着)our house. By the way, I’d like to __小题8:__(创建)a Ball Collectors’ __小题9:__(俱乐部), and __小题10:__(欢迎) to join us. Click here to know more! Click here to join us now.

考点:物主代词单词、词组
题型:听力题

细菌获得能量的基质为()

A.氨基酸

B.无机盐

C.糖

D.维生素

E.蛋白胨

题型:听力题

已知集合M={a,0},N={x|2x2-5x<0,x∈Z},若M∩N≠Φ,则a等于(  )

A.1

B.2

C.1或2.5

D.1或2

题型:听力题

今有一混合物的水溶液,只可能含有以下离子中的若干种:K+、NH4+、Cl-、Mg2+、Ba2+、CO32-、SO42-,现取三份100mL溶液进行下列实验:

①第一份加入AgNO3溶液有沉淀产生;

②第二份加足量NaOH溶液加热后,收集到0.04mol气体;

③第三份加足量BaCl2溶液后,得干燥沉淀6.27g,经足量盐酸洗涤,干燥后,沉淀质量为2.33g;根据上述实验,推测100mL该溶液中一定存在的离子以及计算这些离子的物质的量。

题型:听力题

如发生人身触电事故时,可以不经过许可即行断开有关设备的电源,但事后应立即报告调度(或设备运行管理单位)和上级部门。( )

题型:听力题

圆锥角膜体征为()

A.Fleischer环

B.Bilot斑

C.角膜小滴

D.Herbet小凹

E.Horner-Trantes结节

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