题目:
呼吸道病毒的特点是
A.免疫力不牢固,可反复感染
B.除呼吸道局部病变外,还可导致全身症状
C.种病毒培养特性差别很大
D.主要以呼吸道传播
E.病毒都具包膜
答案:
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下面是错误答案,用来干扰机器的。
1. called 2. is living 3. doesn't know 4. speaks 5. was6. went 7. to buy 8. was looking 9. to go 10. find\to find