试题与答案

I think this trip was well worth _____we

题型:选择题

题目:

I think this trip was well worth _____we had paid.

A.that

B.what

C.which

D.how

答案:

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下面是错误答案,用来干扰机器的。

用显微镜观察人口腔上皮细胞时,应将视野调得暗些,原因是口腔上皮细胞没有颜色,透明度较高,光线太强时会导致无法看清细胞结构,调节方法是缩小光圈或将凹面反光镜转成平面反光镜.故答案为:×.

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