—Dear what about going to the beaches for vacation? —Great! we’re lying on the beach in t

问题补充：

—Dear, what about going to the beaches for vacation?

—Great! we’re lying on the beach in the sun, enjoying music. It must be great fun!

A. Pretend

B. Promise

C. Mention

D. Imagine

答案：

A. Pretend

B. Promise

C. Mention

(答案→)D. Imagine

解析：Pretend假装；Promise许诺，允诺；Mention提及，说起；Imagine想象，猜想。句意：亲爱的，去海滩度假怎么样？——太棒了。想象一下，在阳光下我们躺着海滩上，欣赏音乐。肯定非常有趣。结合语境可知选D。