At the Qiantang River on September 24th last year, the tidal bore, a name for a large column of water produced by the tide, _____ as high as 1．9 metres,       the start of the autumn flood period of the liver．

This is the best way I could think of ______________ into the dangerous area.

---How do you often spend your spare time? ---Personally speaking, there is nothing happier than reading a book, ____ a cup of tea.

________ by the policy, he decided to build a new factory.

Her new book is about a murder mystery ________ on actual murders that took place in Florida several years ago.