there are many clouds in the skycloud 云 不可数啊 为什么能说成复数形式are many clouds

改病句： There is cloud in the sky. How many a apples are there? There are many white clouds in the sky .和 It's cloud（多云）是否正确 修改病句英语的my brother bought aumbrella.there is cloud in the sky.how many a apple are there?my brother bought aumbrella.there is cloud in the sky.how many a apple are there?my brother bought a umbrella.不用了 There are many animals______farm There are lots of_____(cloud)in the sky There are many sweets. There are many fruits, too There are a lot of -----(cloud) in the sky.It's ---------(cloud) today.填入词的正确形式 how many legs are there? There are many reasons____travelling abroad. There are many sweets.翻译 there are many differences between how many stop are there there are many _____________(fish ) How many pears are there? How many stars are there? How many birdges are there? HOW MANY BOOKS ARE THERE there are many things（）