Complete the sentences with the words in the box.
unless because if although since while
1. It has been quite a long time _________ the two companies established a business relationship.
2. I didn’t answer the phone _________ I didn’t hear it ring.
3. Lisa was busy taking notes _________ Mark was searching the Internet for information.
4. _________ his lecture was short, it gave us a clear picture of the new programme.
5. _________ your neighbours are too noisy, you have a good reason to make your complaint.
6. _________ some extra money is found, the theatre will close.
unless because if although since while
1. It has been quite a long time _________ the two companies established a business relationship.
2. I didn’t answer the phone _________ I didn’t hear it ring.
3. Lisa was busy taking notes _________ Mark was searching the Internet for information.
4. _________ his lecture was short, it gave us a clear picture of the new programme.
5. _________ your neighbours are too noisy, you have a good reason to make your complaint.
6. _________ some extra money is found, the theatre will close.
举一反三
- _____ his lecture was short, it gave us a clear picture of the new programme. (unless, because, if, although, since, while)
- _____ some extra money is found, the theatre will close. (unless, because, if, although, since, while)
- I didn’t answer the phone ______ I didn’t hear it ring. A: if B: unless C: C. although D: D. because
- It has been quite a long time ______ the two companies established a business relationship. A: although B: ecause C: if D: since
- I didn't answer the phone ______ I didn't hear it ring.