(2014·辽宁五校第一联合体考试)What impresses me most is________he appears in front of others,he wears a sincere and charming smile.A.what B.whichC.that whereD.that whenever
参考答案:
The young couple, who returned my lost wallet, left _______ ..
The young couple, who returned my lost wallet, left _______ I could ask for their names.A.whileB.beforeC.afterD.since