I wish to thank Professor Smith, without______ help I would never have got this far.
Queen Elizabeth Ⅱis often to be richest woman in the world. , her personal wealth seems rather small.
Can you tell the ________ difference between the words “require” and “request”? I sometimes get puzzled by their meanings.
"Perhaps we need to send for Dr.Smith to see what we can do about it," Father suggested ________ to his neighbor who had come to discuss the problem.
A cold wind began to blow and he his collar to keep out the cold.
I would rather he a hand to lift the heavy box upstairs. However ,to my disappointment, he didn’t.