<span> have seen,saw,has met,I have just met,the
children have already decided,decided,has lived,lived,has stopped,stopped,has
bought,bought,has blown ,has changed,has
changed </span>
1. discussed
2. saw
3. am entering, see, is standing, cutting, cooked
4. heared, runned, saw, is liening, crying, happened, crying, are hurting, went
Сердечно-сосудистую систему человека составляют сердце, кровеносные сосуды и кровь.
Вот про Юрия Алексеевича Гагарина
<span>Molly would be a splendid woman, if only she didn't talk so much!
The evening will be fine, if only we don't have a storm.
You might be of interest to me, if only I </span><span>had time to waste on you.
If you </span><span>leave at two, you will be there before dark.
When he is drowning, a man clutches (или will clutch) at any straw.
If only Greg </span><span>could get some favourable shock, that's what would do it!
You can do it if you try.
You could do it if you tried.
You </span><span>could have done it if you had tried.
We 'll go if it does not rain.
Fred will come if he has time.
If you take a taxi, you'll be in time.
If Mark </span><span>has enough money, he will go to the university.
They won't unless you ask them to come
What remains if you subtract 5 from 10?
If you bought</span><span> a packet of cigarettes costing 3$ and matches
costing 2$, and gave the shopkeeper 10$ note, how much change ought you
to receive?
</span>