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

521. How and What ... like (9002 candidates)
522. Last and The last (2820 candidates)
523. Last and The last (2420 candidates)
524. Should ... (Step 2) (1475 candidates)
525. V- ing or infinitive (4441 candidates)
526. Should ( Ought to) (9085 candidates)
527. Never ... Ever (1852 candidates)
528. Still /yet/ not ... yet (4420 candidates)
529. As/ However /No matter + adjective (11377 candidates)
530. Rescue .... or Revenge 2/2 (1026 candidates)
531. Rescue ....... 1/2 (1334 candidates)
532. To mind and expressions (4990 candidates)
533. Learn and remember (3914 candidates)
534. Other / (the) others ... (2337 candidates)
535. To feel, look, seem, sound ... (6233 candidates)
536. Dozen, Hundred , Thousand, etc. (6519 candidates)
537. All or Whole .... (8886 candidates)
538. The more ... the fewer ... (16965 candidates)
539. Remain/Stay/Be left (3358 candidates)
540. For /During /While (21274 candidates)