Complete each sentence with the past continuous active or passive using the verbs

----- Nội dung dịch tự động từ ảnh -----
Complete each sentence with the past continuous active or passive using the verbs
in brackets.
1. As the builders
|(work), they often sang songs to make the time pass more
quickly.
2. No one could use the bridge while it
(build).
3. As the first motorists
|(drive) slowly across the bridge, everyone started
clapping.
4. Before long, many hundreds of cars
(cross) the bridge every day.
5. The designers couldn't believe the bridge
(use) by so many people.