The first part of the underwater tunnel for the Hong Kong-Zhuhai-Macau Bridge was【小题1】(success) completed on Oct 8, 2016. Known as "one of the seven modern wonders in the world, "it is the world's【小题2】(long) bridge currently being constructed

【小题3】(start) from Lantau Island in Hong Kong. the Y-shaped bridge will have【小题4】total length of about 55 kilometers, including a 6.7-kilometer underwater tunnel and a 23-kilometer bridge over the sea. Artificial islands will be built at both ends off the tunnel【小题5】(allow) for the passage of large ships.

The bridge will serve【小题6】an important channel linking Hong Kong, Macau, Zhuhai and the western part of the Pearl River Delta,【小题7】is one of the most economically developed areas in the Chinese mainland.

【小题8】(construct) of the bridge started in 2009.【小题9】(it) total cost will come to some 10 billion RMB. It【小题10】(expect) to be completed by the end of this year.