测量工作的基本任务是确定地面点位的（）。 A.平面位置  B.空间位置  C.高程

阅读下面短文，然后根据括号内所给汉语意思写出单词的正确形式（每空一词）。（10分）

These days, a Chinese girl’s travel diary has become a hit online.

Zhao Xing, with only a 小题1: （地图），a travel bag and 30 yuan, left the Chinese mainland for the   小题2: (第一) time to Taiwan. At the   小题3: (机场), she was helped by a man who even told her his phone number.a bus driver was kind enough to   小题4: (叫醒) her up when she fell asleep on the ride.

In Taiwan, Zhao told the man who 小题5:  (给) her a ride that she was from Beijing. The man asked if there was   小题6: (任何事)else he could do to help make her journey 小题7:  (更好的).

“After coming back and thinking over everything I’ve experienced, I realized that the people impressed me the most, not the beautiful scenes or tasty food.”Zhao 小题8: (写) in her online diary. From Beijing to Taiwan, so close, so far away. Zhao’s wish is to encourage others to realize their own 小题9:  (梦想) of making the world a smaller, more 小题10:  (友好的) place for all.

基因是通过亲子之间的“小桥”传递的，小桥指的是（　　）

A．精子

B．卵细胞

C．精子或卵细胞

D．受精卵

（A）四种短周期元素的性质或结构信息如下表，请根据信息回答下列问题：

（1）B元素在周期表中的位置是_________________________，写出A原子的电子排布式__________________。

（2）写出C单质与水反应的化学方程式___________________________________________。A与C形成的化合物溶于水后，溶液的pH__________7（填“大于”、“等于”或“小于”）。

（3）D元素最高价氧化物晶体的硬度________（填“大”、“小”），其理由是____________________________。

（4）A、B两元素非金属性较强的是（写元素符号）_________。写出能证明这一结论的一个实验事实_______________________________________________________。

谈谈你对课本上古代历史人物“千人一面”的看法。

发现锅炉缺水时，应首先做的工作是( )。

A．立即停炉
B．立即加水
C．叫水
D．加强水循环