Ответ:

present perfect continuous:

1)I'been packing my case all morning.

2)Has the dog been chewing on my slippers?

present perfect:

1)She has gone a lot of shopping.

2)I've only typed three letters since 9 o'clock

Ответ:

Present Perfect: I have known John for three years.

Present Perfect Continuous: She has been living here for three years.

Объяснение: