Question

[对点训练]

① The climbers were so tired that they fell asleep as soon as they down.

   A. lie   B. lay   C. laid   D. lain

② When I was running along the river,I saw an old woman (lie) under a tree.

Answer 1

考点一①B 考査词语、词形辨析。句意：登 山者是如此疲惫以至于他们一躺下就睡着了。lie down躺下，lie作“躺”讲时，其过去 式是lay。故选   B.

② lying