Maybe you are in ___ trouble, but don’t lose _____ heart in face of difficulty.

A．/; /

B．the; /

C．the; the

D．/; the

为与主题相吻合，“母亲节”时餐厅应布置一些（）。

A.圣诞花

B.康乃馨

C.月季花

D.百合花