it ( )sunny yesterday.the children ( )pretty happy.a.is;were b.was;are c.was;were d.is; are
问题描述:
it ( )sunny yesterday.the children ( )pretty happy.a.is;were b.was;are c.was;were d.is; are
答
it ( )sunny yesterday.the children ( )pretty happy.a.is;were b.was;are c.was;were d.is; are