1、Sam is smarter than Tom. 2、Tom run is faster than Sam. 3、Sam get up as early as Tom. 4、Sam is mare hard-working than Tom. 5、Tom is friendlier than Tom. 修改成疑问句（自己写的句子，这些句子若有错，请指出）
1、Sam is smarter than Tom. Is Sam smarter than Tom? 2、Tom run is faster than Sam.(这句话有错误，run和is不能重复使用) Does Tom run faster than Sam? 3、Sam get up as early as Tom.(第三人称单数，get应给为gets) Does Sam get up as early as Tom? 4、Sam is mare hard-working than Tom.(这句话有错误) Does Sam work harder than Tom? 5、Tom is friendlier than Tom. Is Tom friendlier than Tom?本回答被提问者采纳