The pilot asked all the passengers on board to remain ______ as the plane was making a landing.
I wondered what difficulty he had _________ the plan?
I _____ my university professor in the supermarket near my house, which was out of my expectation.
Will you _____ the clock? It’s slow.
The beggar has no money with which to buy food. However, no passers-by ______ him.
Finding her car stolen, _____________.