Make the following sentences: — negative; — interrogative. You were looking through my papers when I entered the room. He was making a professional assessment of the situation and its possibilities. The lecture was getting rather dull. Ted was walking along the lane when he heard a shot somewhere. You were burning something in the fireplace.

1were not

2was not

3was not

4was not

5were not

1.If people work together, our planet will be saved.
2.If air is polluted, we will breath toxic gases.
3.If you throw away rubbish into the bin our streets will be cleaner.
4.We will save nature if we recycle used materials.
5.If factories give off toxic gases the ozone layer will be destroyed.
6.There will be smog in cities if factories and plants pollute air.
7.If waste is dumped in the oceans lots of fish, animals and plants will be die out.
8.If the global warming continues, the polar ice will melt.

A week ago I booked a room in a hotel.Today I arrived there.First when I entered the room it seemed nice.Then I saw something dirty on my bed.The phone wasn't working.The room was dark.There wasn't any curtains.My bed cloth wasn't clean,and toilet wasn't working.I've decided to go down to the hall and figure out what's going on.There was noone at reception.When finally someone came,I asked them why my room looks like this.They went upstairs with me and looked around.They said if I don't like this hotel I can change it.It was really bad behavior.Next day I Changed my hotel.