Раскройте скобки, употребляя глаголы в Past Indefiniteили Present Perfect: 1. At last I (to do) all...

At last I have done all my homework; now I shall go out.

• Present Perfect is used here because the action of completing homework has relevance to the present moment.

The building of the house began early in April.

• Past Indefinite is used because it refers to a specific time in the past.

The rain has stopped but a cold wind is still blowing.

• Present Perfect is appropriate here since the stopping of the rain has relevance to the present situation.

We already have solved the problem.

• Present Perfect is used as the action of solving the problem is completed and relevant to the present.

He came a moment ago.

• Past Indefinite is used due to the specific reference to "a moment ago."

I have never spoken to him.

• Present Perfect is used to emphasize the experience up to the present.

He has just finished his work.

• Present Perfect is appropriate here because "just" indicates a recently completed action with present relevance.

Did you make any spelling mistakes in your dictation?

• Past Indefinite is used because it refers to a specific completed action.

It was very cold yesterday.

• Past Indefinite is used as it refers to a specific time in the past.

When did you meet him?

• Past Indefinite is appropriate because it asks about a specific time in the past.

I have not seen him since 1987.

• Present Perfect is used to indicate an ongoing state from the past up to the present.

How many mushrooms have you gathered?

• Present Perfect is appropriate here to discuss the action in terms of its result or impact on the present.