1. Вставьте артикль, где необходимо: 1. This is …… pencil. ….. pencil is red. 2. It is ….. lake. …… lake is deep. It's one of …… deepest lakes in ….. world. 3. Did you write ….. plan? Give me …… plan, please. Is this …..plan effective? 4. This is Mike. He works as ….. engineer. Mike is …… highly qualified engineer. 5. Gagarin was …… first cosmonaut of …… world.