问题 单项选择题

关于卡介苗的叙述,下列哪一项是错误的

A.接种卡介苗可对结核苗产生相对免疫力
B.对未受结核感染者接种卡介苗
C.卡介苗接种可用于新生儿和儿童
D.结核性脑膜炎患儿,PPD试验阴性需接种卡介苗
E.接种卡介苗是安全的

答案

参考答案:D

多选题
写作题

假设你是李华。最近,你校学生会组织开展了“构建低碳校园”活动。请你围绕“节约资源,低碳生活”的主题,根据以下提示,用英语写一封倡议书。

日常出行时怎样减少碳排放;

在餐厅就餐时怎样节约粮食;

在寝室和教室如何节约水、电。

注意:

词数:不少于100词;

倡议书的开头和结尾已给出,但不计入总词数;

可适当增加情节,以使行文连贯。

Dear fellow students,

Our school advocates that we should build a low-carbon campus in order to protect the earth. ____________________________________________________________________

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Dear fellow students, let’s start right now and spare no effort to do every little thing we can from now on!