[精题分解] 单项填空分类汇编（8）（复习类）
动词及动词短语
1（2010·江苏省徐州市三模） 27．The present financial crisis has greatly contributed to
thousands of workers and many factories .
A．laying off, closed down B．laid off, closed down
C．laid off, closing down D．being laid off, closing down
D
