Homing pigeon is useful as a ______ carrier because when taken from home, it will return atthe first opportunity.
A、meaningC
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Notallbirdscanfly,______doallbirdsbuildnests.
Iwasshockedbythenumberofpeoplewhoseemedtohavenothingbettertodowiththeirtimethan______toknowfishbetter.
Iknowmylimitations,soIwon’tdoanything______myability.
Hecomplainedtothebooksellerthattherewereseveralpages______inthebook.
Thehostsapologizedfor______thatsomeoftheirguestsmightbevegetarians.