—China’s high-speed railway technology ________ the world now.
—That’s true. It has developed rapidly over the past years.
A. |
led |
B. |
was leading |
C. |
is leading |
D. |
will lead |
—China’s high-speed railway technology ________ the world now.
—That’s true. It has developed rapidly over the past years.
A. |
led |
B. |
was leading |
C. |
is leading |
D. |
will lead |
试题篮
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