Use "be apt to" in a sentence

1. Beshrivel That cave would be apt to blurt into flame

2. Apt adjective (LIKELY) be Apt to do sth/be Apt to be sth to be likely to do something or to often do something: The kitchen roof is Apt to (= likely to) leak when it rains.

3. she showed any tendency to coquetry he would be apt to straighten her tie, or if she " took up " with him at all, to ...

4. 30 If she showed any tendency to coquetry he would be apt to straighten her tie, or if she "took up" with him at all, to call her by her first name.

5. If she showed any tendency to Coquetry he would be apt to straighten her tie, or if she " took up " with him at all, to call her by her first name.