Bootstrap 3 练习
You can test your Bootstrap 3 skills with W3Schools' 练习.
We have gathered a variety of Bootstrap 3 exercises (with answers) for each Bootstrap 3 Chapter.
Try to solve an exercise by filling in the missing parts of a code. If you're stuck, hit the "Show Answer" button to see what you've done wrong.
每答对一题， each correct answer. Your score and total score will always be displayed.
Start Bootstrap 3 练习
If you don't know Bootstrap 3, we suggest that you read our Bootstrap 3教程 from scratch.