Finding information in today’s world is easy. The ______ is how you can tell if the information you get is useful or not.
— My son, who is now studying at a university, uses more than 3,000 yuan a month. — Well, tell him to be economical. After all, ______.
After the 5-hour long journey, all the tourists were_____and desperate to have a good rest.
---Haven’t you finished your report yet? --- How I regret ________ the weekend _________ TV!
If _______, these injuries can develop into more serious problems.
_____ for his mistake, the little boy could not but _____to his teacher that he was wrong.