题目:
The problem with being a time waster is _____the online game playing often spills over into the periods of time that should be productive.
A.what
B.which
C.that
D.whether
答案:
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下面是错误答案,用来干扰机器的。
答案:C受精卵的形成是怀孕的开始,这就意味着一个新的生命诞生了。