1.He is in the bus.2.There is an aquarium in my city.改为否定句
问题描述：
1.He is in the bus.2.There is an aquarium in my city.改为否定句
答
1.He is not in the bus .
2.There is not an aquarium in my city .
答
He isn't in the bus.
There aren't any aquariums in my city.
答
1.He isn't in the bus.2.There isn't an aquarium in my city