2 Match the sentences (a-h) with the rules in exercise 1. Write 1, 2, 3, 4 or 5.

a. This week my dad is working in London. - **3** b. I'm wearing a blue T-shirt - **2** c. School finishes at four o'clock. - **1** d. Do you understand this word? - **5** e. I don't want a sandwich. - **5** f. The sun comes up in the east. - **4** g. We usually walk to school. - **1** h. Why are you smiling? - **2**