The person whois( in charge) of the foctory has (been )ill since last week为什么用括号里面的答案
问题描述：
The person whois( in charge) of the foctory has (been )ill since last week为什么用括号里面的答案
答
1 be in charge of -- - - - 管理- - -
2 has + 过去动词（been）-----构成现在完成时.