Whenever you enter the reading room, you can find all the students _____ at their desks, with their attention _____ on the books, except Tom.
A．sitting, fixing |
B．to sit, fixed | C．seating, fixing | D．seated, fixed |
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Whenever you enter the reading room, you can find all the students _____ at their desks, with their attention _____ on the books, except Tom.
| A．sitting, fixing |
B．to sit, fixed | C．seating, fixing | D．seated, fixed |
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