In the students’ eyes, Mrs Smith is a mother more than a teacher.          she treats the students just like her own children.

A．As a result

B．In other words

C．What is more

D．First of all

外科术后最常见的症状是（）

A.疼痛

B.发热

C.恶心、呕吐

D.腹胀

E.呃逆