are you going hiking this weekend?
yes,i am.no,i am not.i am going climbing.
do you play football on weekend?
yes,i do.no ,i do not.i usually play basketball.
did you play the piano last weekend?
yes,i did.no,i didn't.i did my homework.
are you going hiking this weekend?
yes,i am.no,i am not.i am going climbing.
do you play football on weekend?
yes,i do.no ,i do not.i usually play basketball.
did you play the piano last weekend?
yes,i did.no,i didn't.i did my homework.