PRESENT SIMPLE AND PRESENT CONTINUOUS

PRESENT SIMPLE AND PRESENT CONTINUOUS INTERACTIVE BOOK.
PRONUNCIATION OF -S/-ES

Pronunciation Rules.
How to pronounce third person singular.
-(e)s pronounced as /S/.
-(e)s pronounced as /Z/.
-es pronounced as /IZ/. 

GRAMMAR EXERCISES:
PRESENT SIMPLE OR PRESENT CONTINUOUS? 1
PRESENT SIMPLE OR PRESENT CONTINUOUS? 2