The lecturer explained the problem very clearly and is always _______ in response to questions.
B
The mother told her son _______ so impolitely.
She said I _______ an angel.
After a _______ hesitation, she began to speak with such a convincing voice.
He is one of the most _______ bosses I have ever worked with. He behaves rudely to not only me but also others in the staff.
If a boss wants to have a well-qualified staff, he should have to pay his employees _______.
I have never seen such a beautiful dress _______ you before.
Suppose you want to go out during a lecture, what should you do?
Peter said that he had lived in London four years _______.
She asked _______.
That you take a computer course ... very necessary.
A. am B. have been C. are D. is
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