China is expected to export 1 billion mo
问题:
China is expected to export 1 billion mobile phones this year, ________ by a surge in demand for smartphones worldwide.
A.drive
B.driving
C.to drive
D.driven
China is expected to export 1 billion mobile phones this year, ________ by a surge in demand for smartphones worldwide.
A.drive
B.driving
C.to drive
D.driven