The kids lay face down on the beach,their backs________ to the sun.A.exposing B.exposed C.having exposed D.were exposing我搞不清楚了，这是独立主格吗？那选择B是being exposed省略了being,还是就是过去分词exposed啊？过去

The kids lay face down on the beach,their backs ___ to the sun.A.exposing B.exposed“背暴晒在太阳下”,“背”和“暴晒”不是主动关系所以要用主动形式现在分词吗,答案咋是过去分词?咋回事儿呀? The kids lay face down on the beach,their backs________ to the sun.A.exposing B.exposed C.having exposed D.were exposing我搞不清楚了，这是独立主格吗？那选择B是being exposed省略了being,还是就是过去分词exposed啊？过去 How do the kids in the world celebrate their birthdays? the kids I do not want to face the Most kids like do some a_____ on the playground. He lay on the ground,_______.A.With face downwards.B.face being downwardsC.face downwards D.his face was downwards.我知道选C是独立主格结构,但其它三个选项错在哪里了? they could l--- their children at the kids' club where the kids have many activities to do根据首字母填空 they could l--- their children at the kids' club where the kids have many activities to do根据首字母填空 Do not lose the face of the Chinese people 中文 lay it on the write the word in order:the kids about how you feel do think uniform the? Man can do little in the face of nature disaster? Do you like the girl with a ___(round) face? Do you face the problem of getting on weight? “the face FACE THE face the