Question

In the past, the workers _____ do a lot of hard work.
A. forced   B. forced to    C. were forced to

Answer 1

C

考查時態(tài)及語態(tài)。句意：在過去，工人們被強(qiáng)迫做許多多艱苦的工作。結(jié)合語境及時間狀語，可知本句描述的是過去發(fā)生的動作，故用一般過去時態(tài)。主語the workers是被強(qiáng)迫force的對象，故用被動語態(tài)。選C。