Only when class began _______that he had left his book at home.
–When did he come back last night? --It was at 8 o’clock ________ I was watching a documentary on TV.
Don’t worry! All the problems will be settled ________ we join hands.
She told me that it had been worrying her much ________ her hair was turning gray.
There is no doubt that ________ a goal, one needs not only knowledge but also good personalities.
The manager had no plan to travel abroad with many problems ________.