问题
选择题
He'll come _______ I promise him to buy that new dictionary. [ ]
A. so long
B. on condition that
C. as soon as
D. by the time
答案
答案：B
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He'll come _______ I promise him to buy that new dictionary. [ ]
A. so long
B. on condition that
C. as soon as
D. by the time
答案：B