问题
选择题
__________ the heavy fog, our flight was held up eventually.
A．Thanks to
B．According to
C．Because of
D．In spite of
答案
C
题目分析：A. Thanks to多亏了，B. According to根据，C. Because of因为，D. In spite of虽然，句意：因为大雾，我们的航班最后被耽搁了。选C.