1) If these tests produce positive results, 2) If rubber is cooled to -200° C,
3) If safety measures had been followed,
4) If you want to study the files from the internet,
5) If we bought a new software package,
6) If you want to use this software package on more than one system,
7) If the goods had been sent by sea,
8) If we ran an additional test,
a) the accident would never have happened.
b) download them onto your computer.
e) we'd be able to do all the technical specifications in half the time.
d) we could estimate the experimental error.
e) they would have taken nearly two months.
f) it becomes brittle and will break.
g) we'll continue with clinical trials.
h) you'll have to get a site licence.

Present Indefinite – My eldest sister works at the psychological center.

Present Continuous – I am hearing a lesson material and writing an abstract at the moment.

Present Perfect – Have you ever lost your key?

Present Perfect Continuous – He has been preparing for the test since lunch.

Past Indefinite – We danced all the time

Past Continuous – We were having dinner at five o'clock yesterday

Past Perfect – She had phoned me by that time

Past Perfect Continuous – ...

Future Indefinite – I promise, we'll discuss the plan tomorrow.

Future Continuous – He will be working at 8 tomorrow

Future Perfect – ...

Future Perfect Continuous – ...

значок "..." – означает, что я не могу дать ответ, т.к. на это уйдет некоторое время, которое я не хочу тратить

Утвердительные:

1. They will walk tomorrow.

2. She will go next week.

3. You will be in Australia on Sunday.

4. I will buy a new bicycle.

5.You will see the house.

6. My friends will help me.

7. We will play the game tomorrow.

Отрицательные:

1. They won't walk tomorrow.

walk tomorrow. 2. She won't go next week.

go next week. 3. You won't be in Australia on Sunday.

be in Australia on Sunday. 4. I won't buy a new bicycle.

buy a new bicycle. 5.You won't see the house.

see the house.6. My friends won't help me.

help me. 7. We won't play the game tomorrow.

Вопросительные:

1. Will they walk tomorrow?

2. Will she go next week?

3. Will you be in Australia on Sunday?

4. Will you buy a new bicycle?

5. Will you see the house?

6. Will your friends help you?

7. Will we play the game tomorrow?

Удачи!