1. Розкрийте дужки, ставлячи дієслова у правильному часі
(Present Perfect або Past Perfect).
1. My sister is so upset: she (to lose) the key to the front door.
2. By the 1st of September all the children (to return) from the country.
3. Columbus (not to know) that he (to discover) America.
4. He (to discuss) this problem with a lot of people before he (to take decision).
5. I never (to be) to Greece.
6. She is very happy: her son (to finish) school.
7. I (not to dance) for ages.
1.she had lost ...
2.children have returned ...
3.Columbus hadn't known ... he had discovered
4.He had discussed ... he took decision
5.I have never been to Greece
6.son had finished
7.I haven't danced