Вопрос по английскому языку:

Use the correct
tense-form of the verbs in brackets. Формы глаголов не
сокращать.
Dear Ann,

I 1(to write)________to you because I hope that you will help me. If you 2(to answer)________ my letter as soon as you can I 3(to be) ________ grateful to you.

A strange thing 4(to happen)________ to me yesterday. You of course know my friend George.
He 5(to
move)________ to a new flat
recently. We 6(to
meet)________in 1997 and we 7(to be)________friends ever since.

I 8(to invite)________ to his housewarming party a few days ago. The thing is
that when I 9(to
speak)________ to him on the
phone, the doorbell 10(to
ring)________. I 11(to hang)________ up and when I returned the paper with his address on
it 12(to
disappear)________. So I don`t know where he
lives.