Which of the following words contains an inflectional morpheme？
A. earthward
B. heated
C. careless
D. discard
查看答案
The Victorian Age witnessed the flourish of English literature, mostly seen in______.
A. plays
B. novels
C. poetry
D. prose
______is NOT one of Mark Twains novels.
A. The Innocents Abroad
B. The Gilded Age
C. The Sketch Book
D. The Prince and the Pauper
Which of the following is NOT a fricative in English？
A. [z]
B. [k]
C. [f]
D. [h]
可以提高吸收能力或组织分布选择性
A. 1位取代基
B. 5位引入氨基
C. 6位引入氟原子
D. 吡啶酮酸的A环
E. 吡啶酮酸的B环喹诺酮类抗菌药物的构效关系中
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