The number of new energy vehicles in China’s cities ________ to reach 39,000 by the end of this month, according to Wan Gang, Chinese Minister of Science and Technology.

A．are expected

B．is expecting

C．are expecting

D．is expected

冲压模具应具有足够的（），除工作部分外，不得有（）

A.刚度、锐角

B.强度、钝角

C.强度、锐角

D.刚度、钝角