皮皮学，免费搜题
登录
搜题
【单选题】
初次抗原刺激后,先产生的对传染病早期诊断有帮助的是A.
IgG
B.
IgA
C.
IgM
D.
IgD
E.
IgE
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】1)She’ll go to Beijing ( ) a plane.(有限定词)她将乘飞机去北京. 2)Nearby were two canoes ( in )which they had come to the island.(in which=in the canoes)(复数)附近有两只他们来这个岛乘坐的独木船. 3当表示交通工具的名词前没有限定词,而且此名词又不是复数形式时,介词...
【简答题】Li Ming comes out of the train station. He wants to see his friend, Lin Tao. Lin Tao is a 1 . He works in Haikou Hospital in this city. But Li Ming 2 the way to the hospital. This is his 3 visit to th...
【简答题】（）是指在谓语动词前面用介词“把”引出受事、对受事加以处置的一种主动句。
【简答题】3 When it comes to Russian, how did he solve the problem in the end?
相关题目：
参考解析：
知识点：
题目纠错 0
发布
