Once a man and his wife worked for a businessman．There was a big box in the businessman’s living room．The businessman pointed at the box and said，“There’s only one thing you 1 do．Don’t open the box．”After 2 this，he left the living room． The woman said to her husband，“There must be 3 in the box．Let’s open it，shall we?” Her husband said ___4___ to her． But the woman didn’t give up her idea．One day，she decided to ___5___ what was __6 it．Her husband didn’t stop her this time．She opened the box and looked inside．She found nothing in the box and then tried hard to close it, 7 she failed． That evening the businessman came home and found the box was 8 ．He was very __9___ and asked the woman and her husband to leave his home． “But there is nothing in the box，”the woman said．“We 10 anything at all．”The businessman shouted at them，“The box is not important．I cannot believe you．That’s important!” 【小题1】A．needn’t B．wouldn’t C．mustn’t D don’t have to 【小题2】A．saying B．said C．says D to say 【小题3】A．expensive something B．something expensive C．nothing expensive D expensive anything 【小题4】A．yes B．nothing C．no D hello 【小题5】A．look for B．clean up C．find out D get over 【小题6】A．near B．under C．in D on 【小题7】A．though B．or C．unless D but 【小题8】A．closed B．empty C．open D full 【小题9】A．happy B．angry C．stressed out D worried 【小题10】A．didn’t take B．won’t take C．haven’t taken D aren’t taking
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的结果是（ ）
是二次根式，那么
应满足的条件是（ ）
列图形中，既是轴对称图形，又是中心对称图形的是（ ）
的解是 ．