3 While watching television,____.Athe doorbell was rung Bthe bell of the door rang Cwe heard the doorbell ring
问题描述:
3 While watching television,____.
Athe doorbell was rung
Bthe bell of the door rang
Cwe heard the doorbell ring
答
前后主语一致
前面看电视的主语是我们,他用了非谓语的形势
后面也就要we拉