--You must phone us every week.

--Yes, I ________.

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With all this work on hand, you ________ to the cinema last night.

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Mary's score on the test is the highest in her class; she ________ have studied very hard.

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He ________ live in the country than in the city.

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I will certainly be surprised if he ________ to tell them what he knows.

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________ I accept that he is not perfect, I do actually like the person.

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________ fun it is to jump into pools or go swimming in a river in summer.

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Madame Curie was given two Nobel Prizes ________ her research.

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As I am not feeling too well, I really appreciate ________ to take my place.

[　　]

He has found ________ to understand.

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