Mary had taken _____ to see that her guests had everything that they could possibly want.

－Do you have anyone particular in______for the job?－In my opinion, Tom is the right person.

 What on earth did you tell her? The __________ on her face suggested that she was more than angry.

The U. S．declares it has the best medical technology in the world，but quite a lot of Americans have no __________to health care service．

After our government launched a (n)       to popularize Chinese language worldwide, lots of Confucius colleges have appeared in foreign universities.