To our surprise, the missing suitcase ______, completely empty, near our office building the next morning.
| A．found out | B．turned up | C．got back | D．come from |
_________ many times, she still can’t remember it.
| A．Had told |
B．Having been told |
C．Having told |
D．Being told |
—Where on earth have they gone? —I have no idea, but I wish I .
| A．know | B．knew | C．would know | D．would have known |
“Well done, John! Not a single mistake _______ in your exam paper this time!” said the teacher．
| A．you made | B．did you make | C．had you made | D．have you made |
This machine __________ It has worked for years.
| A．didn’t work |
B．wasn’t working |
C．doesn’t work |
D．isn’t working |
When they moved to Canada, the children ______ to the change very well.
| A．adopted | B．adapted | C．accustomed | D．suited |