Problem: Three main difficulties have arisen....., The main challenge faced by teachers is....., One of the concerns during the recent pandemic was....., The new police raised two questions which......., The researchers faced three main issues which included...., The principal dilemma was..., Solution: The best remedy for this may be...., Two answers have been put forward, ...., Another suggestion is to ......, Halliday's proposal suggests that...., This was rectified by ......, Another avenue worth exploring is.....,

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