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【判断题】
比较腔肠动物各纲异同: 共同点:辐射对称或两辐射对称,具两胚层,有组织分化,消化循环腔及网状系统,有刺细胞为本门的特点。 不同点:1.水螅纲有水螅型和水母型及世代交替,水螅水母为小型水母,有缘膜,感觉器官为平衡囊,生殖腺来源于外胚层。2.钵水母纲水母发达,水螅型退化,常以幼虫形式出现,一般为大型水母,无缘膜,感觉器官为触手囊,结构较复杂,在胃囊内有胃丝,生殖腺来源于内胚层。3.珊瑚纲之有水螅型,其结构较复杂,有口道,口腔沟,隔膜和隔膜丝,生殖腺来自内胚层。
A.
正确
B.
错误
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【判断题】被保险人知道被保险机动车被盗窃、抢劫、抢夺后,应在 24 小时内向出险当地公安刑侦部门报案,并通知保险人。
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They can report this to the administrator.
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【单选题】What does Stan suggest they do?
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【单选题】We hope you will agree ____ our counter-suggestion and we look forward to receiving regular orders ____ you as in the past.
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【单选题】What does GNOME stand for?
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【单选题】What does Cathy say about Stan's suggestion?
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They'd have to get permission.
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She thinks it might work.
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【判断题】被保险人知道被保险机动车被盗窃、抢劫、抢夺后,应在 24 小时内向出险当地公安刑侦部门报案,并通知保险人。
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【单选题】We hope you will agree ____ our counter-suggestion and we look forward to receiving regular orders ____ you as in the past.
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【单选题】What does Cathy say about Stan's suggestion?
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A.
正确
B.
错误
查看完整题目与答案
【单选题】What does Cathy say about Stan's suggestion?
A.
They'd have to get permission.
B.
Jack wouldn't like it.
C.
She thinks it might work.
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The other assistants should be consulted.
查看完整题目与答案
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