Make the sentences negative.
Helen and Tom are watching TV now.
He studied German two years old.
Alexander Graham Bell was an inventor.
We wear shorts and T-shirts in summer.
I'm going to visit Poland next autumn

Helen and tom aren't watchining tv nowHe didn't study German two years oldAlexander Bell wasn't an inventorWe don't wear shorts and tshirts in summerI'm not going to visit Poland next autumn

Helen and Tom aren't watching TV now.He didn't study German two years old.Alexander Graham Bell wasn't an inventor.I am not going to visit Poland next autumn