Verified answer

121

1b (нет предлога после looked)

2b (должно быть usually)

3c (должно быть won't BE)

4a (после had должен быть перфектный инфинитив либо инфинитив с частицей to)

5c (Future Continuous Passive практически не употребляется)

122

1 hadn't been able to

2 could

3 could

4 managed to

5 would be able to

6 could

7 Can

123

1 Can I make myself some coffee?

2 Might I have a look at your garden?

3 Could I borrow your camera?