tests by here4u with the online test builder (650 tests)

541. How + adjectives .... (48976 candidates)
542. How and What ... like (9338 candidates)
543. Last and The last (2860 candidates)
544. Last and The last (2436 candidates)
545. Should ... (Step 2) (1497 candidates)
546. V- ing or infinitive (4558 candidates)
547. Should ( Ought to) (9241 candidates)
548. Never ... Ever (1887 candidates)
549. Still /yet/ not ... yet (4534 candidates)
550. As/ However /No matter + adjective (11588 candidates)
551. Rescue .... or Revenge 2/2 (1041 candidates)
552. Rescue ....... 1/2 (1343 candidates)
553. To mind and expressions (5067 candidates)
554. Learn and remember (3959 candidates)
555. Other / (the) others ... (2396 candidates)
556. To feel, look, seem, sound ... (6370 candidates)
557. Dozen, Hundred , Thousand, etc. (6584 candidates)
558. All or Whole .... (9039 candidates)
559. The more ... the fewer ... (17491 candidates)
560. Remain/Stay/Be left (3503 candidates)