Mr Chen told us that three fourths of the earth ________covered with water.
Simon lived in Beijing _________the years 2002-2004.
_______ of us live on rice. We live_______ on rice.
There is ________ ‘h’ in the word ‘ghost’, but the ‘h’ doesn’t make _________sound.
It seems that the aged people _________ the H7N9 more easily from the recent cases.
---I’m very sorry. I broke your tea cup. ---________.