眶下间隙
A.牙源性感染B.腺源性感染C.损伤性感染D.邻近间隙扩散E.血源性感染 下列间隙感染的首要感染来源应为
参考答案:A
解析:多来自上颌尖牙和双尖牙的炎症。
—Why are you standing outside the gate?
—My father _____ me wait for him.[ ]
A. kept
B. told
C. made