All people,_______ they are old or young, rich or poor, have been trying their best to help those in need since the disaster.
The boy wanted to ride his bicycle in the street, but his mother told him _____.
It’s cold in here. We must have the fire day and night.
---Can I tell my best friend about it? ---No. I don’t want anyone else to know. You _________ let it out.
--- Who’s the man giving the speech? --- Well, if you ____ know, his name is Lyric.
—I did not know you were good friends. —You__________. I have known her since she moved here. You were abroad then.