should not缩写是shouldn't吗

should not缩写是shouldn't吗 should not 缩写 should not 能否简写为shouldn't. 为什么shall not缩写不能是shouldn't而是 shan't? should not的缩写形式 should not的缩写是什么 shall not 的缩写,是shouldn't吗是不是shan't网上很多人都说是这样 You (should/shouldn't) ride the bike on the grass.是should还是shouldn't? has not 缩写是 should 和 shouldn't 分别＋什么 should是用在肯定句中吗 shouldn't 使用在否定句中吗 在被动语态should not可以缩写吗! should shouldn't 和 ought ought not to这两组的区别 should和had better的区别 shouldn't和had better not的区别、、、、、、、、、、、、、 shall not ,will not 的缩写是? 运用should/shouldn't造句 should 和 shouldn't 分别+ can have done could have done should have done should to do shouldn't have done shouldn't to do还有needn't have doneneedn't domustn't have donemay not have donemight not have done why should we not ...还是why shouldn't we...1.那个对?2.如果都对,有什么区别吗?