Andrew always keeps _________ new books.

Chan’s restaurant on Baker Street, ______ used to be poorly run, is now a successful business.

So far, several cases of a disease, _____as bird flu, are reported to have been found in the country [ ]

When you feel you are happier and more relaxed after having a cigarette, you may become ________addicted

Wow, you have a new,Bob!—Oh, I had my hair cut yesterday.