Answer :
You seem to be having trouble there Shall I help you?
Explanation :
Modal verbs :-
CAN: Ability, doubt, astonishment, permission, Polite request
MAY: Permission, if not prohibition, supposition with doubt
MUST: Obligation, firm necessity, logical conclusion, probability
SHALL: intention, supposition WILL Wish, desire, will, confidence, in the future
OUGHT: Moral duty, insistent advice, strict recommendation
TO NEED: (un)necessity
BE TO: Obligation arising out of arrangement or agreement
HAVE TO: Unwillingness, forced circumtances
WOULD: Wish (with "to like"), polite request, a habit of the past
SHOULD: Necessity, advice, blame, recommendation, reproach, regret
USED TO: Repeated action in the past