Read the sentences and choose since or for.
1. Peter has been working on this project ..... 2 days.
2. I've been working on the project ..... January.
3. We've been here ..... nine o'clock.
4. I have studied non-stop ..... 9.15.
5. He's worked in this department ..... December.
6. The cake has been in the oven ..... half an hour.
Джерела:
Ви повинні авторизуватися, щоб відповісти на завдання. Будь ласка, увійдіть в свій профіль на сайті або зареєструйтеся.