问题
选择题
On his way home, he found a wallet ___ on the ground, which he picked up and ____ in his schoolbag.
A．lying, laid
B．laying, laid
C．laid, lay
D．lain, lay
答案
答案：A
第一空考查现在分词做宾语补足语，find sb/sth doing，意思是：他发现钱包躺在地上，lying是lie的现在分词，表示躺，laying是lay的现在分词，表示：放置，不符合句意，第二空是表示他把钱包捡起，放进口袋，用lay的过去时laid，选A。