_____________ in my present work, I would be quite willing to do what you ask me to.
| A．If I am not engaged | B．If I don’t engage |
| C．Were I not engaged | D．Didn’t I engage |
His talk had __________ me.
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Do you know that special remedy ____ a cold?
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_______ a concert next Sunday?
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-- Do you often get online?
-- Yes, I ______ a lot time on it. It’s a good way to kill time.
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Whose cat is this? Is it yours? Is it a white ________?
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