English section is so weak .
Most of the students have the problem with English and Mathematics. With good practice, you can end up your trouble and can score good marks. But for that, you should go for the best books. Do not go for every other book. Suppose you are preparing for IBPS SO exam, then you should have the best IBPS SO Preparation Books. By going through these books only, you can crack the exam for which you are preparing. Because going through all the books can confuse you and also can lower your confidence level.
For Mathematics, solve RS Aggarwal. It is the best book that you can get for quants. And for English, go with the basic grammar, read a newspaper every day. For more tips and tricks, visit the link shared above.
All the best..!!