Grammar bb. Fill in the blanks with the past simple in the passive form of the verbs in brackets.(Điền vào chỗ trống với thì quá khứ đơn ở dạng bị động của các động từ trong ngoặc.)1. Two factories were closed(close) because they caused too much air pollution.2. The park __________ (close) because some parents thought it was unsafe.3. Some houses in the town __________ (build) hundreds of years ago.4. The two supermarkets __________ (not open) last year.5. A bus...
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Grammar b
b. Fill in the blanks with the past simple in the passive form of the verbs in brackets.
(Điền vào chỗ trống với thì quá khứ đơn ở dạng bị động của các động từ trong ngoặc.)
1. Two factories were closed(close) because they caused too much air pollution.
2. The park __________ (close) because some parents thought it was unsafe.
3. Some houses in the town __________ (build) hundreds of years ago.
4. The two supermarkets __________ (not open) last year.
5. A bus system __________ (develop) to improve transportation in the community.
6. The castle __________ (rebuild) in the 15th century after it had been destroyed by fire.
was closed
were built
weren't opened
was developed
was rebuilt