______ at the workshop, the maintenance person immediately sets to work to repair the coding machine.
A. Having arrived
B. To arrive
C. Arrived
D. Arrive
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When she walked past a store, she saw a naughty child ______ a dog with a stick.
A. hit
B. to hit
C. hitting
D. being hit
Soon they could see the stream ______ from the wet clothes.
A. to rise
B. rising
C. risen
D. being rising
I saw him ______ away on a stretcher.
A. carried
B. carrying
C. to be carried
D. being carried
She was not interested in the question ______.
A. discussing
B. be discussed
C. being discussed
D. to discussed
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