Question

O Выполнить упражнение: Choose the right tense form. 1. Nina has been learning/has learned English for 2 years. 2. The birds have already flown/have been flying to the South. 3. They have known /have been knowing him for many years. 4. Mike has forgotten/has been forgetting to learn the poem. 5. The children have been watching/have watched cartoons for 2 hours. 6. The train has just come/has been coming.

Answer 1

Ответ:

1.Has learned

2.Flown

3.Known

4.Forgotten

5.Have watched

6.Come

Answer 2

Sure, I'd be happy to help you with this exercise. Here are the correct tense forms for each sentence:

1. Nina has been learning English for 2 years.
2. The birds have already flown to the South.
3. They have known him for many years.
4. Mike has forgotten to learn the poem.
5. The children have been watching cartoons for 2 hours.
6. The train has just come.

Explanation:

1. "Nina has been learning" is the correct form to indicate an action that started in the past and is still ongoing in the present.
2. "The birds have already flown" is the correct form to indicate a completed action in the past.
3. "They have known" is the correct form to indicate a state of knowledge that exists in the present without a specific ongoing duration.
4. "Mike has forgotten" is the correct form to indicate a completed action of forgetting in the past.
5. "The children have been watching" is the correct form to indicate an action that started in the past and is still ongoing in the present.
6. "The train has just come" is the correct form to indicate a recently completed action in the past.

Keep in mind that the choice of tense depends on the context and the intended meaning of the sentence.