问题
选择题
_____ how to pronounce the word, he stopped to look it up in a dictionary.[ ]
A. Knowing not
B. Not knowing
C. Not to know
D. Not known
答案
答案:B
_____ how to pronounce the word, he stopped to look it up in a dictionary.[ ]
A. Knowing not
B. Not knowing
C. Not to know
D. Not known
答案:B