in every aspect of his pany’s business, Paul made himself busy day and night.
A. Being involved
B. Involved
C. Involving
D. To involve
网友回答
A. Being involved
(答案→)B. Involved
C. Involving
D. To involve
解析：
试题分析:句意：牵涉到公司方方面面的事物，保罗整天让自己忙忙碌碌的。Be involved in“牵涉到，涉及到”，短语在做状语时省掉be动词，答案选B。