（）on the sand, I watched the clouds and listened to the singing of the birds.
A、
Lying
B、
Laying
C、
Lie
D、
Lay
【正确答案】：A
【题目解析】：
句意：躺在沙滩上，我看着云朵，听着鸟儿的歌唱。lying是lie（躺）的现在分词，作伴随状语修饰主语I。
（）on the sand, I watched the clouds and listened to the singing of the birds.
（）on the sand, I watched the clouds and listened to the singing of the birds.
Lying
Laying
Lie
Lay
句意：躺在沙滩上，我看着云朵，听着鸟儿的歌唱。lying是lie（躺）的现在分词，作伴随状语修饰主语I。