常温常压下,用等质量的CH4、CO2、O2、SO2分别吹出四个气球,其中为CH4的是( )
A B C D
答案:D
根据所给汉语提示,写出空缺处单词。
1. This is a _______ (令人舒适的,愉快的) trip and we have a very great time.
2. Do you have a _______ (照相机) ?
3. The colorful _______ (雨伞) are beautiful.
4. She likes to lie on the grassland on _______ (阳光灿烂的) days.
5. Americans call “autumn” _______ (秋天).
男,38岁,经理,2周前有婚外性行为,3天前 * * 刺痒、刺痛,查 * * 口轻度红肿, * * 分泌物呈浆液性,少许。若诊断生殖道衣原体感染需做哪项检查()
A.衣原体
B.淋球菌涂片
C.真菌培养
D.淋球菌培养
E.RPRTPPA