问题补充:
单选题Ihadjusttakenabiteofmyhotdog________Iheardafamiliarvoiceyellingatmefromacrossthecrowdedschoolyard.A.beforeB.whileC.sinceD.when
答案:
D解析考察连词。该句为固定句型,sb had just done sth when sb did sth意为某人刚做完某事,突然……
时间:2019-09-27 12:15:09
单选题Ihadjusttakenabiteofmyhotdog________Iheardafamiliarvoiceyellingatmefromacrossthecrowdedschoolyard.A.beforeB.whileC.sinceD.when
D解析考察连词。该句为固定句型,sb had just done sth when sb did sth意为某人刚做完某事,突然……