in the mountains for a week ,the two students were finally saved by the local policeA Having lost B lost C being lost D losing有几种大家回答的比较多的答案,having been lost ,lost,having lost ,还有,为什么不可以用being lost?

in the mountains是什么意思? The panda lives in mountains. Life in the mountains was a new e____ for the city boys and girls. walk for long distance through the mountains ____ in the mountains for a week,the student were____ in the mountains for a week,the student were finally saved by the police A.Having been lost B Lost C Being lost D Losing Do monkeys live in the mountains? what colour are the mountains in spring? it is in the mountains是什么意思? It's in the mountains?翻译! Lost in the mountains 全文 翻译 walk in the mountains什么意思? sping in the mountains什么意思 i can't stay for a long time in the mountains.THE thin makes me fell sick‍i can't stay for a long time in the mountains.THE thin makes me fell sick‍ have been lost in the mountains for a week 为什么加been?have been lost in the mountains for a week ,the two students were finally saved by the local police.为什么加been?迷路不是主动迷路的吗? he went to the mountains for vacation 划线提问for vacation------ -------- ------ -------- --------- the mountains 同义句改写Tom is going hiking in the mountains.Tom is()()()()in the mountains. He is going camping in the mountains for vacation next month.划线部分提问,划线部分为going camping after we were lost in the mountains for five days ,our food and water____A.ran out B .used up为什么？