The government has taken some measures to reconstruct the earthquake-hit areas, but it must be some time ________ everything returns to normal.
______that the road was under construction, the man had to drive back.
I have been waiting for a bus for so long. If only I _______ a book with me!
The computer system_________ suddenly while he was watching news on the Internet.
--Look! What are the Greens busy doing? -- Mrs Green is cutting the grass; _________, her husband is planting the roses.
____ I saw him, I knew he was the man the police were looking for.