在数轴上,与原点距离为4的点表示的数是_________.
±4
根据绝对值的定义,在数轴上,表示数a的点到原点的距离可表示为±4
下列各组中没有错别字的一组是[ ]
A、鞠躬 遗骸 锐不可挡 张皇失措
B、狼藉 烦躁 荡然无存 消声匿迹
C、轩榭 藩篱 惟妙惟肖 因地制宜
D、归咎 喷嚏 铸剑为犁 穿流不息
用所给词的适当形式填空(10分)
小题1:The meat smells ____________(terrible). Throw it away.
小题2: While Daniel ___________ (make) a snowball, he fell over.
小题3:__________ (luck), his car broke down on his way to Shanghai.
小题4:Tigers are __________ (danger) animals, we should protect them as much as possible.
小题5:The zookeeper told us ___________(not frighten) the birds.
小题6: Do you know the ___________(weigh) of the box?
小题7: My mother ____________ (mop) the floor at this time yesterday.
小题8: She is very sad because of the _________ (lose)of her lovely dog.
小题9:After walking for a long time, they felt much _________(thirsty).
小题10:Do you like to watch the _______ (feed) of animals with me this morning?