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JackstartedtospeedupandIhadtorunto(JackstartedtospeedupandIhadtorunto()inordernottofallbehind,A,holdonB,keepupC,getalongD,makeup

题目详情
Jack started to speed up and I had to run to (
Jack started to speed up and I had to run to ( )in order not to fall behind ,
A,hold on
B,keep up
C,get along
D,make up
▼优质解答
答案和解析
B,keep up