Задание на грамматику. Present, past or future perfect continuous

2 I have been looking for you3 It had been raining4 will have been working2 as it had been raining hard3 I have been waiting for you4 will have been writing

2) ...... I have been looking for .....3) ..... it had been raining.....4) .... will have been working ....второй лист:2) ..... hade been raining....3) ..... have been waiting .....4) .... shall have been writing ....