How to Use "unawares" with Example Sentences

1. When japan slid into deflation in the mid-1990s bond investors were caught unawares .

2. The disease spread fast before being detected , in a city caught unawares .

3. Mr zuckerberg admits that twitter caught facebook unawares , though he plays down its significance .

4. Old age creeps upon one unawares .

5. The argentines have said subsequently that they were taken unawares by the attack .