A. aren't
b. can't
c. isn't
d. hasn't got, can't
e. isn't
Это же много может только некоторые можно ответить
He was an American citizen for 20 years when the war had broken out.
He said he had spent the last 15 years of his life exploring the world.
I couldn't buy the record because I had lost the money
I didn't go to the museum with my class because I had been there before
When we had bought the house, it was empty for several years
Не уверена в правильности, но, как говорится, помогла, чем смогла)