It rained heavily yesterday, , he didn't turn up at the meeting.
A. As a result
B. As a result of
C. First of all
D. Instead of
网友回答
(答案→)A. As a result
B. As a result of
C. First of all
D. Instead of
解析：as a result 意为:结果, as a result of意为:作为…的结果,由于….