CONDITIONALS I AND II (by Pao Rosenberg)
(1) Mary (go) to the beach if she (have) time.
Mary WILL GO to the beach if she HAS time.
(2) Pete (study) harder if he (be) a good student.
Pete WOULD STUDY harder if he WERE a good student.
(2) If I (be) you, I (go) to bed earlier.
If I WERE you, I WOULD GO to bed earlier.