我觉得,应该是动词作主语,才要加ing 吧?
正式如你所说.不过你和老师的说法其实不矛盾,是一致的.
学习是一件愉快的事! (*^__^*)
请及时采纳,多谢!
In a public place ,____ loudly on a mobile phone is impolite
1个回答
相关问题
-
To speake loudly in public is impolite.(同义句)__ is impolite _
-
—Talking loudly in a library is impolite.
-
in public place,in a public place,in the public place的区别
-
阅读理解. A mobile phone is in fact a s
-
应是on the mobile phone还是in the mobile phone
-
In many countries smoking is not a___ in public places.
-
there is a mobile phone on the table .中文怎么说
-
a new kind of phone is mobile phone阅读
-
allow students to use mobile phones in school is not a good
-
Call phones and using a cell phone in public.（good manners）