Taking medicine only gives you _______ relief from pain, so I suggest you have an operation.

From his _______expression, we can guess that the problem maybe was quite _______.

After a long vacation, Mike came back _________.

Unlike many other boys of his age who are often addicted to PC games, he is _______ on outdoor activities in the mountains.

(2009湖南娄底重点高中联考)It is the test system，       the teachers，that is to blame for the heavy burden of middle school students nowadays。