Direct vs. Indirect Speech | Definition & Examples

Direct current us Alternating current | World of physics

direct current and alternating current, Direct current – voltage is constant, Electricity flow, Animated Differences between Alternating Current (AC) and Direct Current (DC)

Direct current

Reported Yes/‌No questions — Exercise 1 | English Grammar Exercises

Reported statements — mixed tenses — Exercise 1 | English Grammar Exercises

Pronouns in Reported speech — Exercise 1 | English Grammar Exercises