Mr. Barren doesn’t think that all bad language should be allowed. In his opinion, there are ___________ that should be kept up.
I _____ some knowledge of cooking just by watching my mother doing it.
Tom’s mother bought quite a lot of things online but spent only $20 _____.
Either you or I _____ going to attend the meeting in the afternoon.
Students should be encouraged to use _____ Internet as _____ resource.
His sister left home in 1998, and_______ ever since.