My colleagues ________ the medical team and I found a vacant health centre, ________ we set up a temporary clinic center.
The stone bridge __ _ last year is very beautiful.
He asked us to him ______ carrying through their plan.
Only after my friend came ___________________________.
While ________ to foreigners,you must try your best to make yourself ________.
The computer system _____ suddenly while he was searching for information on the Internet.