问题
单项选择题
流行性乙型脑炎病毒主要存在于()
A.脑组织
B.唾液
C.汗液
D.血液
E.尿液
答案
参考答案:A
流行性乙型脑炎病毒主要存在于()
A.脑组织
B.唾液
C.汗液
D.血液
E.尿液
参考答案:A
选择合适的单词补全句子。 | |
2. The woman are laughing ________________. 3. The boys are ________________ quickly. 4. I can speak English! It's ________________. 5. The cars are fast. They go ________________. 6. The bicycles are slow. They go ________________. |