You ________ reach him on his mobile now --- his mobile is still under repair.
On arrival at the flood-stricken village, the PLA soldiers set ______ rescuing the villagers.
He gave us another piece of advice, ________ of great help to the research work.
Only when _____ in the afternoon _____ able to leave.
Mike was our ________ customer, who used to shop here on Sundays.
Our English teacher loves us very much and he ________.