4 Fill in the gaps (one verb in each blank) with can/can’t, could/couldn’t, must, have to/has to, had to, will have to.
1. Yesterday my brother ______ go to the doctor. 2. I _____ watch TV from morning till night. 3. Our secretary _____ work 9 to 6 p.m. 4. He _____ find a job because there were few vacancies. 5. In three days she ______ to visit her old uncle in the hospital. 6. Nobody ______ answer this difficult question. 7. Lisa _____ get to work by bus. She _____ drive. 8. Do they ______ travel much around the country? – Yes, they are guides.
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