Exercise 72.2: By or until

Fill in the blank with by or until.

Example: ____ November, the weather had become very cold.
Answer: By November, the weather had become very cold.

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. We played the guitar ____ our fingers got tired.

5. ____ lunch time I was very hungry. I must remember to eat breakfast!

Unit 72