【1】The machine needs repairing.备注：强调以上句子谓语动词needs的宾语内容(repairing)就是下面句子What the machine needs is repairing.【2】They need more time.【对应宾语提问：What do they need：改为陈述语序名词性从句What they need】备注：强调以上句子谓语动词need的宾语内容(more time)就是下面句子What they need is more time.【3】The pupils elected him monitor of the class(1)对以上黑体部分提问：What did the pupils do?(2)变为陈述语序名词性从句：What the pupils did(3)对以上what从句谓语动词did宾语强调，即对what强调就是下面句子：What the pupils did was (to) elect him monitor of the class.在回到网友给出英语句子He enjoys playing computer games.【对应宾语提问：What does he enjoy：改为陈述语序名词性从句What he enjoys】备注：对以上句子谓语动词enjoys宾语内容(playing computer games)进行强调就是下面句子What he enjoys is playing computer games.所以总结：用话说，就是根本不需要用权威理论观点去证明以上要用动名词作表语。 正如所理解的那样，假拟分裂句是一种强调形式，你的句子就是对