It was not _______ she took off her dark glasses _______ I realized she was a famous film star.
| A．when; that | B．until; that |
| C．until; when | D．when; then |
--- I think the waiter has forgotten us. We ______ here for an hour!
--- I think you’re right. He probably thinks we have already ordered our food.
| A．are waiting | B．have been waiting | C．have waited | D．will wait |
In front of our house ______ we used to swim.
| A．a river lies that | B．does a river lie where |
| C．lies a river which | D．lies a river where |
He devoted most of his time to researching into space, believing his hard work would ______ sooner or later.
| A．pay back | B．pay for | C．pay off | D．pay up |
As a child, Jack studied in a village school, ______ is named after his grandfather.
| A．which | B．where | C．what | D．that |
This is the first time we ______ a film in the cinema together as a family.
| A．see | B．had seen | C．saw | D．have seen |