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across; through through; over through; through across; over
build are built built were built
It is inconvenient to older people to walk across the road. It is much safer for pedestrians though climbing up and down the steps may be a little difficult, An overhead bridge is more beautiful than a zebra crossing. To build overhead bridges is the business of the government.
built build were built are built
Because they prevent traffic from being held up. Because they provide an easy way for the drivers to cross the road. Because they save money for the government. Because they save time for the pedestrians.
Overhead bridges are found in every part of Beijing. Overhead bridges are only found in the centre of Beijing. Overhead bridges are found in many parts of big cities in China. Overhead bridges are found in places where traffic is heavy.
to be constructed to construct being constructed constructing
to make making being made to be made
have been completed has been completed has completed have completed
otherwise besides therefore however
Li Er Zhuang Zhou Meng Ke Xun Kuang
have been completed has been completed has completed have completed
to be constructed to construct being constructed Constructing
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