that引导的宾语从句一般都是由陈述句充当,引导词that没有实际意义,不在从句中作任何成分,that可以省略,而且从句成分齐全,句意完整。 Do you think (that) it will rain? 你认为天会下雨吗? He said (that) he could come on time. 他说他会准时来的。 (2) 以whether或...