"Shallow foundation" means poor foundation. "Step" is to start studying hard and make continuous progress in learning.
This sentence is a common saying about reading.
Other epigrams about reading are:
1, take Wan Li Road and study in thousands of books.
2. There is a road to diligence in Shushan, and there is no limit to learning the sea.
3, reading thousands of books, writing like a god.
4, black hair does not know how to study hard early, Bai Shoufang regrets studying late.
1.A
2.B
3.D
1 "zhi" in the previous sentence. A is used between the subject and the predicate, and the word "zhi" in the latter sentence belongs to the