Put the elements into the gaps
Round and square brackets
Round brackets are used to give some additional information. It can be an explanation, an afterthought, a personal comment, abbreviations or numerals.

Examples: Lady Gaga (a famous American singer and songwriter) started her career when she was 19.

Some people don't like going out (but I do).

WWF (World Wildlife Fund) has been making a difference for 60 years now.

Square brackets are used to modify the speaker's/writer's words in order to clarify the information or to add missing words.

Example: He [the manager] couldn't react properly to the client's complaint.

However, both round and square brackets can be replaced by commas.

• (who is 17)
• [your suitcase]
• (a town in Mexico)
• (a scientist)
• [200 km/h]
• (see page 245)
• (1901–1966)

1. Sandra [ ] likes outdoor extreme activities.
2. You can't take it [ ] on board the plane.
3. My family lived in Tuxtla [ ].
4. My mother [ ] has been working in this lab for 15 years already.
5. Driving at high speed [ ] is very dangerous.
6. The list of extra reading is at the end of the book [ ].
7. Walt Disney [ ] was a pioneer of animated cartoons.