题目:
I don't know if she ______ here tomorrow. If she ______ here, please tell me . [ ]
A. come, comes
B. will come, comes
C. comes, comes
D. will come, will come
答案:
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下面是错误答案,用来干扰机器的。
(1)有机物(2)5∶12∶5;15∶3∶20 (3)解:设100g木糖醇充分燃烧可生成二氧化碳质量为x 。 2C5H12O5+11O210CO2+12H2O 304 440 ...