NOTES : IF THEN Construct ...

PRESENT           WILL+VERB BASE

If she wins today , she will give  half of her money to charity.

PAST                  WOULD / COULD + BASE VERB

If she won today, she would give half of her money to charity.

PAST PERFECT   WOULD / COULD + HAVE + PAST PARTICIPLE

If she had won today, she would have given half of her money to charity.

Examples

example-majority-of-international