Foreign students find certain structures particularly difficult; _________ , teachers need a reliable source of practice material to put these points across effectively.
A、so that
B、in order that
C、consequently
D、eventually
【正确答案】：C
【题目解析】：so that 以便；in order that 为了；consequently 因此，所以；eventually 最终句意：一些外国学生发现某些结构特别难，因此，他们需要更多的练习。
