Past Simple
http://www.englishexercises.org/makeagame/viewgame.asp?id=3303
http://www.englishexercises.org/makeagame/viewgame.asp?id=3686
http://www.englishexercises.org/makeagame/viewgame.asp?id=2325
http://www.englishexercises.org/makeagame/viewgame.asp?id=3003

Hello dear students! Below you can find some activities to improve your skills.

Prepositions of place
http://www.englishexercises.org/makeagame/viewgame.asp?id=6568
http://www.englishexercises.org/makeagame/viewgame.asp?id=597
http://www.englishexercises.org/makeagame/viewgame.asp?id=5671

Present Continuous
http://www.englishexercises.org/makeagame/viewgame.asp?id=3438
http://www.englishexercises.org/makeagame/viewgame.asp?id=2126
http://www.englishexercises.org/makeagame/viewgame.asp?id=2332

Some/any/a/an
http://www.englishexercises.org/makeagame/viewgame.asp?id=2920
http://www.englishexercises.org/makeagame/viewgame.asp?id=3258
http://www.englishexercises.org/makeagame/viewgame.asp?id=5271

Ejercicios "To Be" y "Present Simple"

To be

http://www.englishexercises.org/makeagame/viewgame.asp?id=3053

To be + jobs

http://www.englishexercises.org/makeagame/viewgame.asp?id=1017

To be (interrogative)

http://www.englishexercises.org/makeagame/viewgame.asp?id=2712

Present Simple

http://www.englishexercises.org/makeagame/viewgame.asp?id=714

http://www.englishexercises.org/makeagame/viewgame.asp?id=1052

Present simple Have/Has

http://www.englishexercises.org/makeagame/viewgame.asp?id=4413

Numbers 1-20

http://www.englishexercises.org/makeagame/viewgame.asp?id=1944

Numbers (con audio) 20-100000

http://www.englishexercises.org/makeagame/viewgame.asp?id=4865

Nationalities

http://www.englishexercises.org/makeagame/viewgame.asp?id=6744

http://www.englishexercises.org/makeagame/viewgame.asp?id=2757