—May I speak to your manager Mr. Williams at five o’clock tonight? —I’m sorry, Mr. Williams _______ to a conference before then.
Agricultural officials this week said strict control measures are in place, ____ to prevent the red fire ants spreading across the country.
--- Hey, Mary. Happy New Year! ____?--- Ok, I guess. My grandma kept cooking and cooking, so I just kept eating.
---What can I do for you, Sir?---It is not you waiters but ____ is in charge of the restaurant ___ I want to talk to.
Tod ____ the teacher’s instruction, or he could not have won the first prize in the English Speech Contest.
For quite a number of children, their teachers’ advice is more acceptable than ____ of their parents.