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по примеру
use the present perfect form (affirmative, negative or interrogative) of the verbs in brackets.
ex: it rain) for a long time.

it hasn't rained for a long time.

(be) to poland?

you ever ) chinese food?

i think i (meet) him once before.

she (not / make) dinner yet.

my friends see) this film yet.

we ) to russia.

my best friend and i (know) each other for over fifteen years.

joan (study) two foreign languages.

my friends (not read) this book yet.

i (see) that movie twenty times.