10. If you (not to work) systematically, you (to fail) at the examination.

Тип I (Real Conditional):

If you do not work systematically, you will fail at the examination.

Тип II (Hypothetical Conditional):

If you did not work systematically, you would fail at the examination.

Тип III (Past Unreal Conditional):

If you had not worked systematically, you would have failed at the examination.