Put the verbs in brackets into the Present Continuous, Present Perfect or Present Perfect Continuous Tense .
6) ... Vicky (to be) busy? — No, she ... (to watch) some programme on TV at the moment. She ... (to watch) TV since twelve o’clock.
7) ... you ... (to read) anything now? You ... (to read) for more than an
hour now. What ... you ... (to read)? — I ... (to read) a report of
my manager at the moment.
8) ... Elsa ... (to make) sandwiches yet? — No, she ... .She ... (to make) them for fifteen minutes now. She ... (to slice) cheese for the sandwiches at the moment.
9) ... it ... (to snow) outdoors now? — Yes, it ... . It ... (to
snow) since yesterday evening.
10) This sportsman ... (to be) exhausted. He ... (to run) for more than an hour now. Look! He ... (to run) more slowly!