1.Periodic table of chemical elements divides them into several classes. Elements in ... classes have similar properties.
-these
2.I liked Istanbul, I still remember ... narrow streets where I got lost one time.
-those
3,What shall I do, this hat is too expensive and ... one is too big.
-that
4.Avoid watering your cactus too much, ... may kill it.
-this
5.I would like to drink orange juice. Please, bring me …
-some
6.There isn’t … cheese in our fridge
-any
7.We had … American magazines in our library. It was difficult to find them.
-no
8.Are there … interesting books to read?
-any
9.Jim has … got any musical instruments.
-not
10.Does he have a new car?- Yes, he ... .
-does
11.This is not her book, … is at home.
-hers
12.It’s not my money. It’s … .
-theirs
13.My father is taller than ... .
-yours
14.Have you got a pen?- No, I ... .
-haven't
15.Do they have dinner at 6?- Yes, they ...
-do
16.My parents ... got four children.
-have
17 brother or sister?
-have you got
1
1. Many wildlife habitats will be destroyed, if man keeps polluting the environment.
2. If we dump all sorts of chemicals into rivers, we will not be able to swim in them in the future.
3. If we do not stop cutting down so many trees, we will be endangered our oxygen supply
2
1. If another student asked to copy my homework, I would say «No».
2. I would call the police, if I lost in the forest at night.
3. If my mobile phone fell in the toilet, I would ask some help.
3
1. If the government had given more money to the factory, it would not have been closed.
2. If we had listened to the weather-forecast, we would have known it was going to rain.
3. If you had prepared for the exam, you would have passed it.
4. If Bill had seen the house, he would not have bought it.
