Mr Smith knows a lot ______Beijing Opera.[ ]

Are you firmly against any independence move by Taiwan?—Of course. That’s ________ our basic interest lies.

The river is very long and it is about.

He can see the garden _____ the window.[ ]

Airplane design is a job ______ you to work 10 to 12 hours a day and sometimes seven days a week. —_______. I think airplane design needs good teamwork as well. [ ]