VOCABULARY
Unscramble the underlined letters in these words. Use the pictures below and the glossary (page 127) to help you.
Answer:
2. devices 3. laboratory 4. hardware 5. software 6. equipment
GRAMMAR
Circle the correct answers.
1. They just found / have just found a suitable solution to the problem.
2. Since people invented /have invented the first computer, they create / have created many more interesting inventions.
3. The woman is very angry because her son lost / has lost his smartphone.
Answer:
1. have just found 2. invented - have created 3. has lost
Complete the sentences using the gerund or the to-infinitive of the verbs in brackets. Sometimes both forms are possible.
Answer:
1. using 2. to study 3. Playing 4. to study