Помогите, пожалуйста .Выберете правильный вариант: if you were good at English a) you will study... b) you could

1) We know/are knowing this girl.
2) Nick is having/has a nice cat
3) Our parents love/are loving travelling
4) I am thinking/think you are right

Our ancestors were a pretty scruffy,lazy lot,spending most of their time hanging around waiting for history to begin. They only ate what stumbled right in front of them and, unlike their posh relatives in the south of France and Spain, didn't even try to cheer up their caves by painting those daft looking animals on their walls. Mind you, there are some amongst us , mentioning no names , who believe they did the caves a favour.

Twelve pupils are in the classroom. Where are __ pupils?
1) other 2) another 3) the other 4) any
28. Выберите правильный вариант:
Would you like __ cup of coffee?
1) other 2) another 3) the other 4) any
29. Выберите правильный вариант:
Some children like drawing. __ children like dancing
1) other 2) another 3) the other 4) any
30. Выберите правильный вариант:
They have two best friends. One is a boy called Bill, __ friend is a girl called Jill.
1) other 2) another 3) the other 4) any

спасибо!!!
1.When he (to return) home, he (to call) on us.
2. If I (to see) him, I (to tell) him about their letter.
3. We (to gather) at our place when my brother (to come) back from Africa.
4. I (to sing) this song with you if you (to tell) me the words.
5. I hope you (to join) us when we (to gather) in our country house the next time.
6. What you (to do) when you (to come) home?
7. If I (to stay) some more days in your town, I (to call) on you and we (to have) a good talk.
8. He (must go) to the library very often when he (to be) a student. 9. If I (not to return) from the theatre too late, I (to ring) you up. 10. You (to pass) many towns and villages on your way if you (to decide) to come to our summer cottage

to help me tomorrow? 4-Kate (see) a lot of young people every day and she (help) them to fing f job. 5-My friend is a scictist .He already (invent) many useful devices. 6- Whey ......you (buy) a new hause?-Last year. 7- Why his sunt in struct him now? 8-If you were at the meeting , I (see) you. 9-Pate (not earn) enoudn money. 10-Who (be) absent to day? 11-we (discuss) a very unterestind topic now. 8-

What will our planet look like if we ________our nature?
A didn't protect B won't protect C don't protect
What would we have done if his father _______rich?
A wasn't B hadn't been C hasn't been
If I _____you, I would apologize first.
A were B am C be
If he ______the coffee, it would be sweeter.
A had stirred B have stirred C stirred
If we had enough petrol, we______there before night.
A got B get C will get D would get
If the doctor didn't operate on him ,he________.
A would die B will die C would have died
If it_____not so foggy, we should reach the station on time.
A is B were C was
What would have happened if Ralf______his head?
A lost B has lost C had lost
I shall easily repair the fence if I ______a hammer
.A will have B have C had
I______you if you didn't write letters.
A will miss B miss C would miss