A: ______
B: My head aches and I've got a sore throat, too.

A．Excuse me, do you need a hand
B: ______A. Oh, yes, please. I haven't used one like this before.
B．No, thank you. I don't need another hand.
C．Sorry, do you know how to do this exercise
D．Of course. I need a han

A．Haven't you seen the sun for a long time
B．But I sometimes think the moon is very beautiful, especially in Mid-Autumn Festival.
C．I don't thinks so. It's so hot under the sun.
D．A big improvement on what we've been havin