问题
选择题
That's the new machine _____ parts are too small to be seen.[ ]
A. that
B. which
C. whose
D. what
答案
答案：C
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That's the new machine _____ parts are too small to be seen.[ ]
A. that
B. which
C. whose
D. what
答案：C
6mm，覆盖6mm，磨牙呈Ⅰ类咬合关系。ANB5．5°，FMA35°，UI-SN110．0°，IMPA85．5°。