Unknown Flying Object-неопознанный летающий объект-НЛО
Я думаю так1-a устойчивое выражение без the
2-a Past Simple тк действие в прошлом
3-a тк yet употребляется только с Present Perfect
4-c действие до действия past perfect
5-b be good at устойчивое выражение
6-c дейсдтвие до действия Past Perfect
7-a действие в прошлом Past Simple 8-b past simple тк years ago уточнение времени
9-b present perfect тк нет указание на время
10-c present perfec progressive
тк for
1. went
2.get up
3.watch
4.were
5.saw
6.speak
7.made
8.rang
9.didnt bring
10.werent you
2.
11/ Have the winners of the contest already been interviewed? - <em>Yes.</em>
12/ When will the programme be repeated? - <em>next week.</em>
13/ How are the students tested? - <em>very seriously.</em>
14/ By whom was the bridge destroyed? - <em>by the flood.</em>
15/ When must the machine be installed? -<em> as soon as possible.</em>
3.
16/ of
17/ ----
18/ for
19/ with
20/ about
21/ from
22/ into
23/ on.