II. Rewrite the sentences by using Present Perfect or Present Perfect Continuous tenses. 1. We are waiting for the bus. We started waiting for 10 minutes. => We ….. for 10 minutes. 2. I’m learning English. I started classes in October. => I ….. since October. 3. Hai is working in London. He started working there on 20 July. => ……. since 20 July. 4. Our friends always spend their holidays in Italy. => They started going there years ago.……. for years. III. Make a sentence that is suitable to the situation below. 1. You have just arrived to meet a friend who is waiting for you. => (how long/ you/wait) ……….. 2. You meet a friend in the street. His face and hands are dirty. => (what/to/do?) ……….. 3. A friend of yours is now working in a shop. You want to know how long. => (how long/you/work/there?) 4. A friend tells you about his job – he sells computers. You want to know how long => (how long/you/sell/computers?) ………..