She arrived home only ________ her things stolen.

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My father is ________ in Nanjing. He will be back ________ Friday.

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Jone shut everybody out of the kitchen ________ he could prepare his grand surprise for the party.

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After supper she would sit down by the fire, sometimes for an hour, thinking of her young and happy days.

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________ such heavy pollution already, it may now be too late to clean up the river.

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－Was his father very strict with him when he was at school?

－Yes. He had never praised him ________ he became one of the top students in his grade.

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________ has already been pointed out, grammar is not a set of dead rules.

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－We haven't heard from Jane for a long time.

－What do you suppose ________ to her?

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He is the only one of the students who ________ a winner of scholarship for three years.

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________ of the land in that district ________ covered with trees and grass.

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