From the dates        on the gold coin, we know that it was made 500 years ago.
#95085
A
marking
B
marked
C
to mark
D
to be marked
推荐题目
Though ________ experience, he soon got a higher pay by working hard.
#96643
A
lacked
B
lacking of
C
lacking
D
lacked in
. _______ different kinds of pianos, the workers farther improved their quality.
#97438
A
To produce 
B
Being produced 
C
Produced
D
Having produced
 With his attention _________ on his book, he didn’t notice someone entering his room.
#90427
A
concentrating
B
concentrated
C
to concentrate
D
concentrates