新药，是指未曾在中国（）上市销售的药品？
A.境内
B.领域内
C.境内外
D.领土内
参考答案：A
— Didn't bob get ready for his English speech?
— No, he didn't. During his speech, he was very _____.[ ]
A. excited
B. womed
C. nervous
D. confident
静脉内的血栓脱落后，可阻塞哪些部位？其后果如何？
