WhenIcamethroughthecustomsattheairport,Ihadtopay________onaclockIhadbought.
A、taxesTakeit______.Itisnothingbutajoke.
Ababymightshowfearofanunfamiliaradult,_______heislikelytosmileandreachouttoanotherinfant.
It________asashocktorealizethatIwasnotaloneintheroom.
Hethoroughlyunderstoodthesociety__________.
Theaddressbook________theemailaddressesofyourfriendsorgroupsofcolleagues.