【单选题】passage two 2.What statement by the visitor best describes the "home" stage?
A.
I'm glad to be returning to my own country.
B.
I really admire the local people who live here.
C.
I really enjoy living among the people here.
D.
I am delighted that I can finally be back to my country.
【多选题】医疗器械经营企业的下列行为中,哪些属于法定的违法行为( )
A.
未取得《医疗器械经营许可证》而经营第三类医疗器械的行为
B.
经营无产品注册证书、无合格证明、过期、失效、淘汰的医疗器械的行为
C.
从无《医疗器械生产许可证》、《医疗器械经营许可证》的企业购进医疗器械的行为
【单选题】琉球群岛在( )朝时期,是中国的藩属国,后被日本侵占,改名冲绳岛。
【简答题】给以下物理量填上合适的单位或数值: ①一个五学生的重约为550______; ②人的密度约为______kg/m 2 ; ③光在真空五的传播速度______km/s; ④一头猪的质量约90______.
【单选题】What are the two general levels of usage for language?
A.
Polite and impolite language.
B.
Textbook and conversational language.
C.
Formal and informal language.
D.
Spoken and written language.