I don't like _____.They are scary.[ ] A.

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问题选择题

I don't like _____.They are scary.[ ]

A. tiger

B. tigers

C. tigeres

D. a tigers

答案

答案：B

选择题

—Why don't you play football with us this afternoon?

—______. [ ]

A. I hope not.

B. It doesn't matter.

C. That's a good idea.

D. What's wrong?

选择题

如图所示的电路中，电池的电动势为是两个阻值固定的电阻。当可变电阻R的滑片向a点移动时，通过R₁的电流I₁和通过R₂的电流I₂将发生的变化是（）

A．

B．

C．

D．