in early embryos of drosophila and frog, the cell cycle is very short, this is mainly due to:
社会进步的根源在于()。
下列命题中属于揭示事物本质的有()。
he ____ some difficulty ____ the book into japanese.
请选择下列这句话的正确翻译：她是我们的老师。
【判断题】改变骨骼的样式不能得到重复构成。
影片《情书》中有着含蓄、纯美的爱恋的一男一女同名同姓，叫做________
物质生活的生产方式是人类社会存在和发展的基础，其表现有()。
在社会历史领域中，区别新生事物与旧事物只能()。
矛盾的同一性是()。
具有m受体阻断作用的药物是()。
药物的治疗指数是指()。
劳动合同区别于民事合同，下列各项属于劳动合同特征的是()。
一战后世界大国希望制定永久和平计划。
受体是()。
目前，光纤在（ ）nm处的损耗可以做到0.2db／km左右，接近光纤损耗的理论极限值
当需要在插入的图片上输入文字内容时，为了让文字内容和图片背景有所区分，需要为图片制作（ ）。
新斯的明是缓解琥珀胆碱过量中毒的特效解毒药。()
药物体内排泄的主要器官是()。
气排球拦网步伐中，并步的运用频次要远高于室内排球。
兴奋性突触后电位（ｅｐｓｐ）是发生在突触后膜上的
联合国的前身是：
氯丙嗪对各种原因引起的呕吐都具有镇吐作用。()
劳动争议不同于一般的民事，它具有下列法律特征()。
阿托品常用于治疗麻醉前给药是其具有()作用。
the more difficult the listening text is, the better it can enhance students’ listening competence.
post-listening stage is mainly for comprehension and language consolidation.
a leaner has only one learning style.
which of the following is not the principle of teaching grammar?
当代市场经济阶段的经济调节机制有：
teachers should develop their own preferred classroom practices based on what works best for them in their own particular teaching situations and learners.
任何一个概念和范畴都可以作为一门学科的逻辑起点。()
coursebooks must cover the development of all language skills.
2. the more communicative an activity is, the more control it needs.
1. teaching reading refers to teaching learners who are learning to read for the first time and teaching learners who already have reading skills in their first language.
in the different phases of a lesson, a teacher's role may change.
people may have different understandings when hearing a sentence. this indicates that listening is not passive.
vocabulary teaching and learning must fit into
do we need more than one english textbook in teaching? why or why not?
do you think people’s names such as elizabeth, philip and charles are vocabulary? why or why not?