el examencito de gramática

STEP ONE: Enter your name.
Read all directions carefully; each section has different instructions.
You MAY skip a question and go back to it later.

When you have finished, click SUBMIT ANSWERS.
If it says that you have answered all of the questions, click SUBMIT.
If you are missing any questions, click KEEP WORKING.

This quiz is timed.
The total time allowed for this quiz is 1 hour.