单选题 Your usual teacher has lost his voice and______I am taking his place today.
A. nevertheless B. however
C. moreover D. accordingly

【正确答案】 D

【答案解析】[解析] 固定搭配。
accordingly (表因果关系)因此，从而；nevertheless (表转折关系)然而，不过；however(表转折关系)仍然，不过；moreover (表递进关系) 而且，此外；题干意思是“平常教你们的老师失声了，所以今天我来给他代课”，两个分句间是因果关系，因而选D。