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问题 选择题

下列过程发生在人体内环境中的是[ ]

A．蛋白质消化分解成氨基酸

B．丙酮酸氧化分解成二氧化碳和水

C．神经递质与受体结合

D．免疫细胞合成免疫活性物质

答案

答案：C

选择题

Let ____________ go to your house.[ ]

A. we

B. us

C. our
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改错题

下面每句话中都有一处错误，请选出来并改正。

( )1. I want to taking a present for my cousin. _____

                A          B    C             D

(     )2. English children loves the theatre. _____

               A          B        C     D

(     )3. What did she have of dinner? _____

              A     B          C    D

( )4. What is she wearing these clothes? _____

               A                 B        C        D

(     )5. This blue bag is big or light. _____

             A            B  C       D
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