After the new type of rice was introduced, the farmers produced _______ rice this year as last year. 

 Be careful not to drop it; it's very ______.

Our teachers are really ______. They often work in their office far into the night.

– Do you have any idea which to choose?--- Well, you’d better take this one. It’s ______in price and good in quality.

I am _______ about what I say because careless remarks are likely to hurt others’ feelings.