IheardthatyoureallyhadawonderfultimeatJohn'sbirthdayparty,_____?
A、didn'tIInrecentyearsmuchmoreemphasishasbeenput______developingthestudentsproductiveskills.
Manypeopleattendvariouspubliclectures,chiefly______themselvesfamiliarwiththelatestdevelopmentofdifferentfields.
AsurveywascarriedoutonthedeathrateofthosewhowereinfectedbySARS,________weresurprising.
InfactPeterwouldratherhaveleftforSanFranciscothan____inNewYork.
________evidencethatlanguageacquiringabilitymustbestimulated.