3.2 Grammar: infinitives and gerunds for uses and purposes

1. Many people use tablet computers to…

• make video calls

• making video calls

2. You can use your smartphone for...

• get directions

• getting directions

3. Engineers use 3-D printers to...

• making car parts

• make car parts

4. People can use the Internet for...

• learn languages

• learning languages

5. Companies sometimes use robots for...

• performing dangerous tasks

• perform dangerous tasks

The police use drones to...

• look for criminals

• looking for criminals