_____ middle school students allowed to use mobile phone at school ?
Potato chips were invented by a chef called________.
My dad doesn’t like the sour________in the slightest.
The students at this school always take________active part in volunteer work during the summer vacation.
—It’s kind of you to give me a ride to the station.—________。.
—Sorry,Tony.I took your school uniform________.—It doesn’t matter.