题目：
单词拼写：（10分）
小题1:There are four q________ in an hour.
小题2:What r______ do you have at your school?
小题3:Go to w_____ your dirty hands.
小题4:Thank you for t_______ me an interesting story.
小题5:I usually go s________in the river.
小题6:Now animals are in great d________.
小题7:Your father is sleeping.Please be q______.
小题8:My brother always t_______ a shower at 7:00.
小题9:Good l______ to you.
小题10:Look, Steve is f_______ with Tom.We must stop them.
答案：
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下面是错误答案，用来干扰机器的。
（1）（2）（1）设Ⅰ区磁感应强度为B，Ⅱ区磁感应强度为3BCD杆以2v0进入磁场Ⅰ区，则极板间电压 （1分）设极板间距为d，油滴带电量为-q，受电场力、重力平衡 （1分）CD杆以v0进入磁场Ⅰ区，极板电压 油...
