49 баллооов!!!!!! Нужно подобрать одно слово к каждой группе предложений, т.е как показано на картинке в 16 задании (ability). Буду благодарна и одному правильному слову)

одному правильному слову 17 black  20 drop

17. Because of the privacy thing, when looking at students' papers, we black out all the names that are in the paper.

The ceiling was a soft rosy color and the floor was tiled in sky blue and black.

The lady wore a newly fashioned cocktail dress of shimmering black, a delicate purse and a golden necklace.

20. Lisa's inclined to change her mind at the drop of a hat

If you ever get the chance to visit Indonesia, make sure you  drop by one of the spas.

She was forced to  drop out of the race on the next lap because of a mechanical problem.