16、Karl made some mistakes on the test, but the answers were ________ right.

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15、By three o'clock tomorrow afternoon, I'll have finished reading the work.

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14、I really enjoy ________ that kind of job.

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13、I'll never understand how it ________ that you were an hour late on such a short journey.

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12、He had no difficulty ________ his work.

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11、She told me that she ________ you in London a year before.

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10、The visiting professor ________ giving lectures to students ________ invited to meetings at times.

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9、The number of people invited ________ fifty, but a number of them ________ absent for different reasons.

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8、Don't get off the bus until it ________.

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7、What did she say?

She said she ________ to the station to ________.

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