If we are not _______ the progress we have made, we will have greater success.
_____ I can see what you mean, even though I don’t share your point of view.
---- Jack and Mary got married last week . Did you go to their wedding . ---- No . I .
The villagers went out to the mountain __________ the missing child.
It was in the lab ______ was taken charge of by Professor Harris _______ they did the experiment.
When the question _____ at the meeting, no one could answer it.