They had us standing over there.They had us watch TV at home.I had a letter sent in the office.此had是什么用法?为何用standing watch sent?letter to send不可以吗?

They had us standing over there.They had us watch TV at home.I had a letter sent in the office.此had是什么用法?为何用standing watch sent?letter to send不可以吗? 这句话中的stand为什么要加ingThey had us standing over there 1.They had us __(stand)over there2.They had us __(watch)TV at home They had us ()more treesA.plantB.plantingc,plantedD.to plant 请帮我看看这两句英语If she wasn't so busy,she might have joined us.If she had not so busy,she might have joined usIf they hadn't given me a ride,i would still be standing in the rainIf they hadn't given me a ride,i would have still stood in they will wish they had listened to us sooner.怎样翻译 英语翻译“He went into the forest,and he saw one standing there by six trees which he had rooted up as if they had been stalks of corn.” 1.That made us feel happy 2.they had fun playing computer games 请问这个句子对吗?they had informed us,we would not have came here now We did the work ______(with)the time they had asked us. we knew nothing about what had happened_____ they told us about itAwhen Buntil Cafter Dthough 改错；1.They had good time last Sunday.2.How about to go fishing with us. we just had to show our passports and they let us get on the boat.翻译 翻译（拒绝在线翻译）：They asked us where else we had been. after the discussion,they e____announced to us what had been decided. They had us ()more treesA.plant B.plantingC.plantedD.to plant The reason why they had to leave wasn't explained to us.为什么用 had to 而不用must 英语翻译They are standing _______ _______ .