第6题: [多项选择]咽拭子培养取标本的部位是()。 A. 颊部 B. 扁桃体 C. 舌腭弓,咽腭弓 D. 咽部 E. 舌四周 参考答案:B, C, D
第7题: [单项选择]Nobody knows what triggered the event, which()a million cubic meters of water per second, obliterating the barrier between Britain and France. A. released B. relieved C. restored D. retained 参考答案:A