He a carpet on the floor and then on it. A. lied ; layB. lay ; laidC. laid ; layD. lain

问题补充：

He a carpet on the floor and then on it.

A. lied ; lay

B. lay ; laid

C. laid ; lay

D. lain ; layed

答案：

A. lied ; lay

B. lay ; laid

(答案→)C. laid ; lay

D. lain ; layed

解析：本题考查lie和lay的区别。句意：他在地板上铺上地毯并躺在上面。lay vt.放置—laid—laid；lie vi躺；位于—lay—lain。