one Friday ,we were packing to leave for a weekend  away  _______________my daughter beard cries for belp

A after

B while

C since

D when

胰岛素抵抗（IR）是指（）

A.胰岛素分泌过高

B.胰岛素分泌过低

C.机体对一定量胰岛素无反应

D.机体对一定量胰岛素的反应高于预计正常水平

E.机体对一定量胰岛素的反应低于预计正常水平