Human beings are different from animals _______ they can use language as a tool to communicate.
At one point I made up my mind to talk to Uncle Sam. Then I changed my mind, ______ that he could do nothing to help.
Sarah pretended to be cheerful, ______ nothing about the argument.
Recently a survey ______ prices of the same goods in two different supermarkets has caused heated debate among citizens.
It’s no use ______ without taking action.
On receiving a phone call from his wife ______ she had a fall, Mr. Gordon immediately rushed home from his office.