相关1IsawhimyesterdayHew的文学知识

问题详情：句型转换。1.Isawhimyesterday.Hewaswritingaletter.（合并为一句）I     him      aletteryesterday.2.Ithinkheisasmartman.(改为否定句)  I___________he_____asmartman.3.Heshouldseeadentist.（...