they were cleaning the floor when we arrived 14/08/2021 Bởi Madelyn they were cleaning the floor when we arrived
they were cleaning the floor when we arrived => The floor was being cleaned when we arrived Đây là câu BD thì QKTD => S+was/were+being+Vpp+(by+O)+…. Bình luận
they were cleaning the floor when we arrived
=> The floor was being cleaned when we arrived
Đây là câu BD thì QKTD
=> S+was/were+being+Vpp+(by+O)+….
The floor was being cleaned by them when we arrived