Fix the grammatical mistakes: This will benefit the whole population including the aged through providing a more diverse and well-developed system in transport, like the construction of the new circle lines in Singapore.
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The new circle lines will be built in Singapore, and the old ones will be demolished.
The new circle lines will be built in Singapore, and the old ones will be demolished.
The new circle lines will be built in Singapore, and the old ones will be demolished.
The new circle lines will be built in Singapore, and the old ones will be demolished.
The new circle lines will be built in Singapore, and the old ones will be demolished.
The new circle lines will