问题
选择题
-Shall we go skating or stay at home?
-Which________ do yourself ?[ ]
A. do you rather
B. would you rather
C. will you rather
D. should you rather
答案
答案：A
搜题请搜索小程序“爱下问搜题”
-Shall we go skating or stay at home?
-Which________ do yourself ?[ ]
A. do you rather
B. would you rather
C. will you rather
D. should you rather
答案：A
由一价离子组成的四种盐：AC、BD、AD、BC的1mol/L的溶液，在室温下前两种溶液的PH=7，第三种溶液的PH>7，最后一种溶液的PH<7，则( )
| A | B | C | D | |
| 碱性 | AOH>BOH | AOH<BOH | AOH>BOH | AOH<BOH |
| 酸性 | HC>HD | HC>HD | HC<HD | HC<HD |