I wonder if / whether

I wonder if / whether spokenused to ask politely for something我不知道是否〔用于礼貌地询问某事〕;SYNmay•I wonder if I might have a drink?我可不可以要一杯饮料？

• shiftings
• study
• detract sth from sth
• beflagging
• through-deck cruiser
• inarticulacy
• leaf-cutter bees
• magnetic spark chamber
• dive for
• dip into one's reserve
• molindone hydrochloride
• left-handed compliment
• take back
• warm reception
• dehired
• Breconshire
• spiculated
• melt pt.
• rename
• aubretias
• consumingness
• magnetostatic shielding
• the common touch
• Rototiller
• think tank
• safe-sex
• obcompressed
• head butt
• arterial transport line
• temazepams
• apricot sickness
• hyet-
• onsets
• forest management
• will.i.am
• co-owned
• sea briefs
• Rule of Non-Discrimination
• tailwalk
• lawder
• overqualified
• hub and spoke
• have high regard for
• have an/show apathy towards
• right (或straight) off the reel
• gnathobase
• turn sth↔over
• have a thin time
• amplenesses
• balanced design
• Egmont, Lamoral
• have something off pat
• loyalties
• roamer
• artificialise
• besoil
• wildnesses
• like fun
• the devil finds work for idle hands to do
• pericarps
• salt pit
• grain growth
• autogyroes
• drossy
• disfigures
• skee
• sesquisalt
• supersonic flow
• big drink
• broken lot
• dalmatic
• federalisations
• Freemans
• chemoses
• hilus
• blockaders
• under forty/fifty/sixty
• Mittyish
• transposals
• cysteinic
• scarabiasis
• leatherwoods
• the jaws of a tunnel, etc.
• microinterferometer
• health economics
• Victoria Island
• skirter
• take it or leave it
• be (all) water under the bridge
• ethylene bromide
• Lualaba
• one-shot
• resoiling
• syntonized
• make up for sth
• self-profit
• univalence
• nyer
• organophosphoruss
• aspiratory