下列能在细胞核中发生转录的细胞是（   ）
①有丝分裂中期的洋葱根尖细胞　②精原细胞　③高度分化不再分裂的神经细胞　④人体内成熟的红细胞　⑤效应T细胞　⑥次级卵母细胞

阅读下列短文，从每小题所给的A、B、C、D四个选项中选出最佳选项。

     This week, I ask my students about fashion. I show each student seven things and ask their opinions(看法)about each thing. Some of their answers are interesting! Here is what the students in Class 8 like:

     Jodie Smith likes the key ring. Her friend Jordan says he can't stand (忍受)the scarf. “It's for old people!” He says. William Jones loves the wallet, and his classmate Gina Taylor loves the watch. Ann Rice doesn't like the watch, but she really likes the hair clip! Jerry Green likes the sunglasses. And the coolest thing is the belt! Everyone love it.

下列变化中属于化学变化的是（　　）

下列词语中，没有错别字的一组是（  ）