—That actor often joins in dfferent activities in Beijing. Do you know ? —For 5 yearsA.how soon he will e backB.how long he has stayed thereC.how long has he stayed thereD.how often does he go there
网友回答
B解析考查宾语从句的用法。根据回答“For 5 years”，需要用how long“多长时间”来提问；宾语从句使用陈述语序，确定B正确。