on the ground ___ a poor boy of sixteen.A.did lie B.laid C.did lay D.lay选A为什么不对?

There is a purse ___（lie）on the ground. Suddenly he saw a watch on the ground 改句子Suddenly he saw a watch on the ground 保持原意.Suddenly a watch on the ground ___his ___. the sun is shining ___（bright）on the ground That boy in a yellow cap is And .in a yellow cap 画线提问 ___ ___ is Andy?Millie's classroom is on the ground floor.on the ground floor划线提问___ ___ Millie's classroom he may be ___(play)on the ground I found a wallet ___(lie)on the ground on my way home yestreday aferternoon.填什么时态? The boy saw a wallet on the ground ,he ___(look around) but there was nobody nearby . The poor dog is ______(die)soon.Look!There's a ___(die)dog____(lie)on the ground She saw a bag on the ground 保持句意On the ground a bag______her________. on the ground I found a wallet on the ground . 就on the ground提问 I found a wallet on the ground . 就on the ground提问速度啊急用啊! The films were on the ground just now对划线部分提问、画线：on the ground ___ ___the films __ ___ 英语翻译----- ------ ------ ------- the mountains,he found a man ------- ------ on the ground,------ At the gate,Tom found a book ( ) on the ground on his way to school ,Xiao Ming found a wallet lying on the ground,he ___ it____ and handed it in 改写句子：Jack found there was a wallet on the ground.Jack found there was a wallet on the ground.Jack found _______ ______ _______ on the ground The films were on the ground a moment ago .怎么改成同义句?the films were on the ground ____