tests by here4u with the online test builder (672 tests)

521. Adverbs: Where to place them? 2 (5067 candidates)
522. Adverbs: Where to place them? 1 (12030 candidates)
523. For/Since: second step... (4001 candidates)
524. For/Since: first step ... (7161 candidates)
525. Make someone do/ Be made to do (10647 candidates)
526. Like/to like/likely... (4978 candidates)
527. Let's get dressed... (6486 candidates)
528. Other - The others - Another (4178 candidates)
529. Dream and Back to reality 2/2 (4305 candidates)
530. Dream Holiday 1/2 (2383 candidates)
531. Can't help or Prevent (3177 candidates)
532. Can/could/may... Must/have to... (26938 candidates)
533. Too much ... Much too... (8300 candidates)
534. May, Might, Should... what they mean... (24710 candidates)
535. Expressing Uncertainty : may-might-must... (21119 candidates)
536. When, While, Till etc, expressing time. (5675 candidates)
537. Whereas, Unless, Contrary to : contrasts (31487 candidates)
538. Like - As - and others... (3833 candidates)
539. Surprise...Surprise ! ... 2/2 (1119 candidates)
540. Surprise ...Surprise!... 1/2 (1668 candidates)