妊娠期淋病对胎儿及婴幼儿的影响有（） A.死胎 B.流产 C.肾囊肿 D

Questions 22 to 25 are based on the conversation you have just heard.

A．Some friends and relatives that she had no time to visit before.

B．The closest friends and relatives.

C．The friends and relatives that helped her a lot.

D．Some friends and relatives that would get upset if she doesn’t visit.

下列哪组动物都是两栖动物（     ）

A．蛇、蛙、娃娃鱼

B．蟾蜍、大鲵、蝾螈

C．鸭嘴兽、海鸥、鲸

D．牛蛙、兔、海豚

急性心肌梗死与心绞痛的疼痛主要区别是 （）

A.持续时间

B.体位

C.部位

D.性质

E.放射部位

具有报关权的企业也具有进出口经营权。( )

（）

A． 6

B．7

C．8

D．9