After the new machine was introduced, the factory produced _____ in 2011 as the year before.

Can't we just live today, ____ the worries of tomorrow or the regrets of the rest?

If he shouldn’t have been so ____ about his food, he would be healthier now.

She told me that she was not _______ with my examination results.

By far, there are many problems ________ to be solved.

Of the two, I prefer to choose _______ camera, which is lighter and easier to carry.

All of us are amazed at this______ temple, which has existed more than one thousand years.

He is ________ a friend to me; he is in a way my English teacher.

The teacher got very ________ when the boy refused to answer his question.

There was a (an) __________ silence between us after we were left alone in the sitting-room.