I listened to Professor Chen-Ning Franklin Yang’s lecture about his study and physics, but I failed to get its key ______ .
— ___________ go for a walk after school? — Good idea!
— Philip has gone to New Zealand.— Oh, can you tell me ____________?
— The match is so exciting. The opposite team is really strong. — You’re right. But I am sure ____________ our team will win!
You must work harder, ____________ you will fall behind others.
— When shall I hand in my report? — As soon as it ____________ tomorrow.