“___ Libya’s oil production returns to normal, I guess, it will be fifteen months,” said a UN expert．

The 2014 Summer Youth Olympic Games will be heldAugust 2014 in Nanjing . [ ]

How often do you wash your hair?

What a nice model ship! – Thank you. It _________ me a few days to make it.

―It’s nice day ， isn’t it?―Yes，what fine weather！