题目

【小题1】Mr. Liu is an ________(经验) teacher. He has ways to make his class lively.【小题2】-Do you know where the Oriental Pearl______(塔) is?-Yes. It’s in Shanghai.【小题3】Many people in Harbin like_______(滑雪) in winter.【小题4】The fans _______(鼓掌)and screamed when the famous singer appeared on the stage.【小题5】Overwork will do ______(伤害) to your health.如图所示,有一固定的超导体圆环,在其右侧放着一条形磁铁,此时圆环中没有电流.当把磁铁向右方移动时,由于电磁感应,在超导体圆环中产生了一定电流: A.该电流的方向如图中箭头所示,磁铁移走后,这电流很快消失 B.该电流的方向如图中箭头所示,磁铁移走后,这电流继续维持 C.该电流的方向与图中箭头方向相反,磁铁移走后,电流很快消失 D.该电流的方向与图中箭头方向相反,磁铁移走后,电流继续维持
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