建设单位在工程竣工验收合格之日起( )内未办理工程竣工验收备案的.备案机关责令限期改正，并处20万元以上50万元以下罚款。

前鼻音“-n”是(     ) A. 舌尖音 ...

单项选择题前鼻音“-n”是(     ) A.
舌尖音 B.
舌面音 C.
舌根音 D.
唇齿音

泌尿系统包括肾、输尿管、膀胱和尿道。 正确 ...

判断题泌尿系统包括肾、输尿管、膀胱和尿道。
正确
错误

根据下面资料，回答21-35题Mrs．McTavish looked out．"It's a lovely d...

单项选择题根据下面资料，回答21-35题
Mrs．McTavish looked out．"It's a lovely day．Would you like to go for a walk in the park"Her children21with excitement．
"Before we go, you need to follow some rules．Everyone must22hands and stay close to me．You can' t23anywhere by yourself．Can you all do that"
All four24they would．As they walked down the street, Fiona said,"I want an ice lolly(冰棍), Mummy．Can we have some"
"You can if you follow the rules," answered Mrs．McTavish．
The park is just around the corner．The children ran off to25After a while, when Mrs．McTavish looked up she couldn' t see Jock．"Fiona, where' s Jock"
"I don' t know, Mummy．He' s not here26," said Fiona．
The others hadn' t27Jock either．Mrs．McTavish had to gather her children together and walk
around the park28for him．She found him sitting near the ice lolly man．"Jock ! What are you doing
here I couldn' t29you．"
"Mummy, I want an ice lolly, "Jock whispered．
"You can't have one now30you didn't follow the rules．"Mrs．McTavish31one for each of the other children and they licked (~,) them all the way home．Jock cried．When they32home she talked to Jock．"Mummy has four children．I must have rules so I can33an eye on you
and know you' re34．"Jock said he was35and he would follow the rules from then on．
第（34）题选