tests by here4u with the online test builder (627 tests)

501. Vocabulary: Swimming, diving... (2709 candidates)
502. Who - What - Which (24314 candidates)
503. Infinitive implied by its particle. (3360 candidates)
504. Doing, Do, To do... (9346 candidates)
505. Choosing your past tense... (47755 candidates)
506. Tenses : satisfying the request... (2) (2121 candidates)
507. The use of tenses: a strange request...(1) (3615 candidates)
508. Either...or/ Neither...nor/ Not ... either. (13436 candidates)
509. There is / are, and other forms... (5058 candidates)
510. To be / to have: -ing forms... (4292 candidates)
511. Enough with the Present Perfect... (21767 candidates)
512. Whose and use (5438 candidates)
513. Else and compound words (3723 candidates)
514. What, which and all that (6996 candidates)
515. Possessive idioms (3100 candidates)
516. Possessive or genitive Case (27573 candidates)
517. Possessive adjectives and pronouns. (25705 candidates)
518. Adjectives: where to place them? (17662 candidates)
519. Adverbs: Where to place them? 2 (5063 candidates)
520. Adverbs: Where to place them? 1 (12018 candidates)