antibiotics

to be effective; have effect; act upon / to work; to hold; to have / (of system) to be able to be applied; can be used

please give me / (expressing a request) please do something for me

Please do (action)

Please do not (do)

please give me / (polite, imperative) please do something for me; expressing a request

(medicine) a cold (illness)

(medicine) a cold (illness)

cannot, impossible, incapable / irrational, unreasonable

impossibility, incapability / irrationality / something that is excessive; overdoing something; doing things by brute force