根据对话情景填入所缺词语或句子.

A: __1__ your school trip?

B: It was great.

A: __2__?

B: We went to the beach.

A: __3__?

B: We went swimming and played beach volleyball there．

A: What else (其他的) __4__?

B: We also went to the zoo and __5__ a dolphin show.

A: That sounds interesting.

患儿，女，1岁，因腹泻入院，住院第4天，患儿突然发热，T39.2℃，哭闹，拒食，呕吐胃内容物2次；面色苍白，易激惹。咽部无充血，前囟稍微起，心肺(-)，腹软，外阴红，会阴部见红色粟粒疹，脑膜刺激征(-)。血WBC20×10⁹/L，N0.92，尿检查：WBC+++，RBC0～1/HP

为明确诊断，应做的检查是

A．多次尿常规检查

B．肾活检病理检查

C．血清补体测定

D．中段尿培养

E．血生化检查