题目

按要求写句子。①他们是朋友。（扩句）②它 失去 不让 咬着牙 自己 知觉 （连词成句并加标点）③红头向四周看了看，躲在一个悄悄地草堆里不作声了。（修改病句）④你说这些对我有什么用呢？（改为陈述句） 答案：①他们是永远的朋友。②它咬着牙不让自己失去知觉。③红头向四周看了看，悄悄地躲在一个草堆里不作声了。④你说这些对我有没有用。Nowadays with the development of science , more new technology ___ to the field of IT. 　 A. has introduced　 B. is being introduced C. is introduced D. was introduced