问题
单项选择题
以下几种免疫制剂属减毒活疫苗的是()
A.卡介苗
B.脊髓灰质炎
C.伤寒
D.白喉
E.乙型脑炎
答案
参考答案:B
以下几种免疫制剂属减毒活疫苗的是()
A.卡介苗
B.脊髓灰质炎
C.伤寒
D.白喉
E.乙型脑炎
参考答案:B
根据上下文提示,从方框中选择合适的句子,补全对话。其中有两项多余。(5分) Lily: What are you doing now? Linda: 小题1: Lily: Why are you cleaning your room now? Linda: Tomorrow is my birthday. 小题2: Lily: Oh. 小题3: Linda: Hmm, could you pass me the red lights? Lily: Yes. 小题4: Linda: Next, I want to paint the wall. Lily: 小题5: Linda: oh, white.
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