–Who is the man talking to the headmaster? –A professor ________ a visit to our school.
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A
pays
B
is paying
C
paid
D
paying
推荐题目
Coming into the room, I found them _______ at the table, ________ chess.
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A
seated; played
B
seated; playing
C
seating; playing
D
seating; played
The book represents a wonderful love story, so once______, it will be popular with young people.
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A
publishes
B
publishing
C
published
D
having published
The project, ________ in 2009, has expanded the city’s cellphone network to cover one million users.
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A
accomplished
B
being accomplished
C
to be accomplished
D
having accomplished