非谓语的问题.______ what to do next,he turned to me for help.______ (No_英语解答

非谓语的问题.______ what to do next,he turned to me for help.
______ (Not know)what to do next,he turned to me for help.
______(sleep)late in the moring,Bob turned off the alarm.
主句是过去式,那用非谓语的话应该用哪种形式?

人气：262 ℃　时间：2019-12-10 02:17:48

解答

Not knowing what to do next,he turned to me for help.
表示情形,用ing形式
To sleep late in the morning,Bob turned off the alarm.
当表示目的的时候,用to do.