慢性阻塞性肺气肿最常见的原发病是:
A、肺结核
B、支气管扩张症
C、慢性支气管炎
D、支气管哮喘
E、肺纤维化
参考答案:C
按要求完成下列句子。
1. I like eggs and bread for breakfast.(对划线部分提问)
2. many juice of bottles How(连词成句)
3. Whose glove are these?(改正错句)
4. I like meat.(改为否定句)
5. Would you like some rice?(作出肯定回答)
— What color are the cats?
— I think _____ white and black. [ ]
A. they're
B. them
C. it's
D. it