One of the great things about science is that it has taught us to be __________ about surface appearances. The world seems flat, but it is, in fact, round.
When I was young, I was always ____ to my elder brother wherever he went.
He accidentally _______ that he had quarreled with his wife and that he hadn’t been home for a couple of weeks.
—How about camping this weekend, just for a change? —OK, ______ you want.
— It shouldn’t take long to clear up after the party if we volunteer to help. — That’s right. _______.
It is vital that every piece of equipment ________ before the experiment.