Нужна правильная форма глаголов They already (to be) to the uk . they already (to see) a lot of interesting places. but they (not to be) to Russia yet. they (not to see) the Kremlin yet
They have already been to the UK. They have already seen a lot of interesting places. But they have not been to Russia yet. They have not seen the Kremlin yet.
They have already been to the UK. They have already seen a lot of interesting places. But they have not been to Russia yet. They have not seen the Kremlin yet.