Задание:
Complete the sentences choosing present progressive or present perfect progressive.1 Sally is in the classroom. She (air) __________ the room.2 Chris is tired. He (clean) __________the school yard all day.3 Jenny and Sarah are happy. They (sunbathe) _________ since morning.4 Dad is busy. He (build) _________ a nestling box.5 Our friends can't come with us for a walk. They (watch) _________an interesting film.
Решение:
1. is airing2. has been cleaned3. have been sunbathed4. is building5. are watching
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