Microblogs experienced rapid growth in 2013 in China, with its operators, users and visitors     several times. 
#89263
A
increase
B
increased
C
increasing
D
to increase
推荐题目
 ________ requires us to do two things quickly. First, ________  the main topic; and second, to write down the important details.
#88803
A
To take good notes; recognizing
B
Taken good notes; recognizing
C
Taking good notes; recognizing
D
Taking good notes; to recognize
I sat until after eleven,______in a book.
#98147
A
absorbing
B
having absorbed
C
absorbed
D
having been absorbing
    great help, I could get rid of all the difficulty and succeeded in the end.
#88669
A
Offered
B
Having offered
C
Being supplied
D
Having supplied
I found my home town completely ______.
#97648
A
changed
B
changing
C
to be changed
D
to change
______ the danger ahead on the railway line, he decided to go to Beijing by plane instead.
#90463
A
Having been informed of
B
Having informed of
C
To be informed of
D
Informing of