唔知咁樣可唔可以去考登記護士?

醫管局是不承認國內護士資格的，所以答案是不可以。報讀登記護士的資格是中五會考，五科合格，包括中、英文。
國內護士來港工作，主要都是從事安老院舍的護理工作，而香港在這方面需求都很大，所以不愁出路。

所有非本地訓練既登記護士，必需符合香港護士管理局，登記護士條例中，專業資格既要求，再報考執業試，考試合格後，就可申領執業證書，持有效執業證書，就可申請登記護士工作。
http://www.nchk.org.hk/council/index.htm#6
An applicant trained outside Hong Kong :

should have completed at least 2 years' formal full-time training in nursing outside Hong Kong of a type acceptable to the Council;
must possess a valid certificate to practise nursing issued by such certifying body as may be recognized by the Council from time to time as evidence of competency to practise nursing; and
must pass the Licensing Examination for Enrolment and, if required, to undergo such further training as the Council may specify