Task 3. Put in THE in the sentences where necessary. 1) ... Mississippi is the longest river in ... Northern America. 2) ... Fuji is an extinct volcano and the highest mountain of ... Japanese Islands. 3) ... UK consists of Great Britain and ... Northern Ireland. 4) ... Bahamas are a group of islands in ... Atlantic Ocean. 5) One of the natural attractions in ... Canada is ... Lake Superior.

Task 3: Using 'THE'

We use 'the' before unique things, geographical names like rivers, oceans, island groups, and specific countries (UK, Bahamas). We don't usually use 'the' with continents or most countries, but there are exceptions.

1. The Mississippi is the longest river in (no article) Northern America. (Mississippi - река, Northern America - континент, обычно без артикля)
2. (No article) Fuji is an extinct volcano and the highest mountain of the Japanese Islands. (Fuji - гора, Japanese Islands - группа островов)
3. The UK consists of Great Britain and (no article) Northern Ireland. (UK - страна, где артикль 'the' используется, Northern Ireland - часть страны)
4. The Bahamas are a group of islands in the Atlantic Ocean. (Bahamas - группа островов, Atlantic Ocean - океан)
5. One of the natural attractions in (no article) Canada is (no article) Lake Superior. (Canada - страна, Lake Superior - озеро, обычно без артикля)

Answer: 1. The, (no article) 2. (no article), the 3. The, (no article) 4. The, the 5. (no article), (no article)