江发展将有六大特色,其中之一是“打造主城休闲避暑养生区和主城_爱下问搜题

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问题选择题

江发展将有六大特色,其中之一是“打造主城休闲避暑养生区和主城近郊晟大的负离子库”。空气中氧分子得到电子就能形成负氧离子(如O^2-)，O^2- 与O₂比较，不相同的是[ ]

A. 质子数

B. 电子数

C. 含氧原子教

D. 相对原子质量之和

答案

答案：B

填空题

阅读短文,用方框中所给词填空,然后判正误

near down on way right

Tom,
     Here is the    l    to my house. Go    2    Gold Street to the center of' town. You will see a big hotel
on your left. It's a famous hotel called the State Hotel. Turn right on Grant Street. Turn    3    at the
supermarket. Now you're on Market Street. My grandmother's home is on Market Street. Go down
Market Street to Jones Avenue. Turn right on Jones Avenue. You are    4   my house. My house is
   5    the left. The address is 117 Jones Avenue.

判断正误,正确的写"T",错误的写"F".
( )6. Tom is going to Jack's house.
(    )7. There's a big hotel on State Street.
(    )8. Grant Street and Market Street are in the same direction(方向)．
(   )9. There's a supermarket on the corner of Grant Street.
( )10. Tom's house is on Jones Avenue.

填空题

发现鱼浮头的急救办法有（）、（）、（）等。