——I'm sorry I stepped out for a smoke, I was very tired.

——There is no _______ for this while you are on duty.

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John may phone tonight, I don't want to go out _______ he phones.

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These flowers are so special that I would do _______ I can do to save them.

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His workmate Peter became an engineer but he _______ a worker.

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You'll find this map of great _______ in helping you to get round London.

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Do you know when they will_______ a new training center?

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She _______ me not to depend on my dictionary too much in my reading.

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No matter what you say, I shall _______ my own opinion.

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The sky is covered with dark clouds. It _____ to rain.

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It seems ________ he has made some serious mistakes in his work.

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