Question

【题目】 His carelessness, he didn't pass the weekly exam.

A. Because of B. Thanks to C. Because D. Thanks for

Answer 1

【答案】A

【解析】句意：因为他的粗心，他没有通过周考。Because of因为，是介词短语；thanks to幸亏，表示感激，是介词短语；because因为，是连词；thanks for因为……而感谢你。结合句意，此处接名词his carelessness,故用介词短语，表示原因，故用because of。故选A。