ファンの期待に( )、彼はみごとに世界選手権で優勝した。
A.こたえて
B.加えて
C.反して
D.したがって
参考答案:A
阅读下列的短文,按照句子结构的语法性和上下文连贯的要求,在空白处填入一个适当的词或使用括号中的词语的正确形式填空。
The Internet has become part of young people’s life. 小题1: report shows that 38% of students often use the Internet. Most of them get 小题2: (use) information on the Internet 小题3: use the Internet to help in their studies. But many students don’t use it 小题4: a good way. Some play games too much, some visit websites they shouldn’t look 小题5:.So bad things may happen 小题6: students spend too much time on the Internet.
小题7: is important for students to use the Internet properly. Now we have a textbook, ____小题8:_____uses many examples to teach students some good ways to use the Internet. It gives useful ____小题9:___(advise).
Some students also make friends on the Internet. But if you want to have a face-to-face 小题10:(meet) with your online friends, let your parents know and meet in a proper place.
关于细胞周期蛋白,叙述正确的有().
A.在细胞周期中呈时相性表达
B.细胞周期依赖的蛋白激酶(CDKs)呈时相性激活
C.可与CDKs结合并激活之
D.CDKs通过对底物的泛素化作用驱动细胞周期的进展
E.CyclinD和CyclinE等细胞周期蛋白是原癌基因