#1228844
Find the best preposition for each English phrase:
Варианты ответа:
- to handle signals ______high frequencies
- in
- to describe the flow of electricity __________a vacuum
- to help protect ________potential breaches
- to keep _________with what’s going on around us
- to result ______improved performance and functionality of the integrated circuits
- at
- through
- against
- up
Курсы в категории:
Математика и статистика