—— Excuse me, is this Mr. Brown’s office? —— I’m sorry, but Mr. Brown___works here.He left about three weeks ago.
We suggest that they provide an effective warning system to ________ many of the disasters ________.
She started as an office junior, and ________ became the director of the whole company.
Freezing winter is harmful ________ orange trees.
The villagers were often in _______ clashes with each other in those years before the agreement was reached.
He exists ________ bread and water.