He looked around and caught a man ________ his hand into the pocket of a passenger.

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After we had painted the wall white he ________ some green dots on the wall.

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This can be done with logical subjects including mathematics and science ________ with creative subjects such as art and literature.

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He gained his ________ by printing ________ of famous writers.

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Mr Smith, ________ of the ________ speech, started to read a novel.

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Let your mother know all the truth. She appears ________ everything.

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________ we'll go camping tomorrow depends on the weather.

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--________ that letter?

--Yes, I ________ it when I tidied the drawer.

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________ still needs to be discussed.

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A．How is the plan to be carried out

B．How the plan is to be carried out

C．Why is the plan carried out

D．Why the plan carried out

________ a pity you missed the lecture made by Professor Qian.

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