Morewindpowerstationswill____________tomeetthedemandforcleanenergy.

Itwasneverclear_______themanhadn’treportedtheaccidentsooner

They are trying to make sure that 5G terminals_________ by 2022 for the Beijing Winer Olympics.

------Ihearyou____inapub.what’sitlike?

------Well,it’sveryhandworkandI’malwaystired,butIdon’tmind.

__________theconvenienceofdigitalpayment,manyseniorcitizensstartedtousesmartphones.