Some of us remain________at our computer for hours every day，forgetting moving our body

The Qing Dynasty (AD1616-1911) had ten emperors altogether, nine _____ are buried in the two groups of tombs in Hebei Province.

Good that come too late, is __________ nothing.

Look, the book still ____ where I ____ it the other day. [ ]

Mrs.Whiteshowed her students some pictures _____ in Paris.