who作主语时,动词用第三人称单数?
问题描述:
who作主语时,动词用第三人称单数?
who ( )on duty today
who( )us English this term?
a ,is b,are c,teach d,teaches
答
是的.
who作主语时,动词用第三人称单数?
who ( )on duty today
who( )us English this term?
a ,is b,are c,teach d,teaches
是的.