Question

This machine __________ It has worked for years. A．didn’t work B．wasn’t working C．doesn

This machine __________ It has worked for years. A．didn’t work B．wasn’t working C．doesn’t work D．isn’t working

Answer 1

C

时态题。根据it has worked for years可知机器工作到了现在所以“不工作”用一般现在时描述现在的情况。