________evidencethatlanguageacquiringabilitymustbestimulated.
A、Ifbeing________evidencethatlanguageacquiringabilitymustbestimulated.
______thatnoonewaseverpreparedforit.
Weallthinkthat_____noneedtomakelawstopreventtheyoungfromgettingmarriedduringtheircollegelife.
MytrainarriveinNewYorkateighto'clocktonight.TheplaneIwouldliketotakefromthere______bythen.
Manypeopleattendvariouspubliclectures,chiefly______themselvesfamiliarwiththelatestdevelopmentofdifferentfields.