And then you can revise the topics according to the mistakes you have made in those tests. If you want to check whether you have thoroughly learnt elementary grammar topics of English or not, you can take the online tests in this category one by one.
GRAMMAR TESTS – Online English Grammar Tests with Answers for Free – English Grammar Tests Beginner, Elementary, Pre-Intermediate, Intermediate, Upper-Intermediate, Advanced Level.LEVEL TESTS – English Level Tests A1 A2 B1 B2 C1 C2 Multiple Choice Questions for Beginner, Elementary, Pre-Intermediate, Intermediate, Upper-Intermediate, Advanced Levels.