Mr Chen __________ his mobile phone to the shop because it can’t work at all.
--- Would you like tea or coffee? --___ is OK. I really don’t mind.
—What’s the low-carbon(低碳的) lifestyle like?—Save___ energy, and produce carbon.
The kidnapping ________ between 9 pm and 11 pm.
The policeman is still not sure ______ the young man killed himself or not.
The work ________ in two hours. Let’s hurry.