__________ the convenience of digital payment, many senior citizens started to use smart phones.
A、ToenjoyA
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— Linda didn ’t invite us to the party.
— ______? I don ’t care.
Unliketraditionalgyms,app-backedgymsofferpeople___________optionstoexercise.
Itwasneverclear_______themanhadn’treportedtheaccidentsooner
A university is an educational institution which _____ degrees and carries out research.
Theyaretryingtomakesurethat5Gterminals_________by2022fortheBeijingWinerOlympics.
