……从别处找。比如，网上的很多课程网站都会贴出往年考试/作业及答案。还有像 Schaum 的《3,000 Solved Problems in Calculus》[1]、《The Humongous Book of Calculus Problems》[2]、《3,000 Solved Problems in Linear Algebra》[3] 等等。另外，对于那些用作教材、并且只对教师提供答案的书……如果你不介意侵犯版权的话……
…from somewhere else. For example, lots of course websites around the 'net post previous years exams / homework with answers. There are also books like Schaum's 3,000 Solved Problems in Calculus[1], The Humongous Book of Calculus Problems[2], 3,000 Solved Problems in Linear Algebra[3], etc. Also, with books that are used as textbooks, and that provide an answer key but only to instructors... if you aren't averse to violating copyright…
确实。市面上还有好几套“习题集”系列，里面纯粹就是某个学科的成百上千道题（带解析）。它们的书名往往是《The Humongous Book of Calculus Problems》、《The Humongous Book of Algebra Problems》或者《1001 Solved Problems in Linear Algebra》之类的。我还会买各种教材老版本的便宜二手书，来补充视频里的内容。当……
Agreed. There are also several series of "problem books" out there, that are nothing but hundreds and hundreds of problems (and solutions) for a given subject. They tend to have titles like "The Humongous Book of Calculus Problems" or "The Humongous Book of Algebra Problems", or "1001 Solved Problems in Linear Algebra", etc. I also buy cheap used copies of older editions of various text-books to supplement the video stuff. When…
《The Humongous Book of Calculus Problems》也是一本极好的自学资源。它推导不跳步，学的时候不会看蒙。
The Humongous Book of Calculus Problems is also a very good self-teaching resource. It doesn't jump steps so you don't get lost when studying.
我大学时用过《The Humongous Book of Calculus Problems》。疯狂刷题真的管用得不行。
I used the Humongous Book of Calculus Problems in college. Drilling tons of problems was incredibly helpful.
……从别处找。比如，网上的很多课程网站都会贴出往年考试/作业及答案。还有像 Schaum 的《3,000 Solved Problems in Calculus》[1]、《The Humongous Book of Calculus Problems》[2]、《3,000 Solved Problems in Linear Algebra》[3] 等等。另外，对于那些用作教材、并且只对教师提供答案的书……如果你不介意侵犯版权的话……
…from somewhere else. For example, lots of course websites around the 'net post previous years exams / homework with answers. There are also books like Schaum's 3,000 Solved Problems in Calculus[1], The Humongous Book of Calculus Problems[2], 3,000 Solved Problems in Linear Algebra[3], etc. Also, with books that are used as textbooks, and that provide an answer key but only to instructors... if you aren't averse to violating copyright…
确实。市面上还有好几套“习题集”系列，里面纯粹就是某个学科的成百上千道题（带解析）。它们的书名往往是《The Humongous Book of Calculus Problems》、《The Humongous Book of Algebra Problems》或者《1001 Solved Problems in Linear Algebra》之类的。我还会买各种教材老版本的便宜二手书，来补充视频里的内容。当……
Agreed. There are also several series of "problem books" out there, that are nothing but hundreds and hundreds of problems (and solutions) for a given subject. They tend to have titles like "The Humongous Book of Calculus Problems" or "The Humongous Book of Algebra Problems", or "1001 Solved Problems in Linear Algebra", etc. I also buy cheap used copies of older editions of various text-books to supplement the video stuff. When…