—Bad luck! I the sidewalk when an Audi cut in and knocked me down. —You can never be too careful!
Soon John came to a house _____ must be Kate’s .
The patient’s progress was encouraging as he could ______ get out of bed without help.
The library needs ______, but it will have to wait until Sunday.
There is ______ word in the dictionary.
The teacher asked us to put weekends ______ good use.