Withthedevelopmentofscienceandtechnology,robotcooks

问题详情：

With the development of science and technology, robot cooks _______ in the future.

   A. appear                 B. appeared            C. will appear          D. were appearing

【回答】

C   appear为动词原形，用于一般现在时；appeared为过去式，用于一般过去时；will appear为一般将来时的结构；were appearing 为过去进行时的结构。由句中in the future（在将来）为将来的时间状语可知本句应用一般将来时，故选C。

知识点：动词时态

题型：选择题