__________ the convenience of digital payment, many senior citizens started to use smart phones.
A、ToenjoyA
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Favorablepoliciesare___________toencourageemployees'professionaldevelopment.
He was not _____ to the club because he wasn't a member.
Anearlytypewriterproducedlettersquicklyandneatly;thetypist,_____couldn'tseehisworkonhismachine.
We’d better discuss everything _______ before we work out the plan.
Mycameracanbe_____totakepicturesincloudyorsunnyconditions.
