A:is going to be examining
B:are going to examine
C:is going to be examined
D:are going to be examined
皮____ ____ ____ ____
圭____ ____ ____ ____
子____ ____ ____ ____
水____ ____ ____ ____
— There is little water left in the bottle, ______? — No, we need to buy some more before we run out of it.
某同学进行研究性学习,他搜集了“国有企业的改革”、“深圳、珠海特区的发展”、“邓小平画像”等相关资料。由此推断他研究的课题是( )