— Is this your hat?
— No. It's not _____. [ ]
A. my
B. mine
C. me
答案:B
新生儿轻度窒息的临床表现是
A.头先露羊水中混有胎粪B.新生儿心率少于80/minC.新生儿呼吸表浅或不规则D.胎心130/minE.新生儿心率130/min
简述零担货物的种类。