Exercise 72.2: By or until

Fill in the blank with by or until.

Example: ____ Friday, the office is very quiet.
Answer: By Friday, the office is very quiet.

1. I can't leave the office ____ I finish my work.

2. I'll arrive there ____ five o'clock at the latest.

3. We can't do anything ____ they fix the computer.

4. I need to have my computer working ____ noon, or I'll never meet my deadline!

5. ____ five my computer was still not working.

Unit 72