Complete the sentences with one of the two choices?

Complete the sentences with one of the two choices. 1. You really ___________ watch tv this much. (shall / shouldn‟t) 2. She ___________ be at work, she always works at this time. (must / could) 3. Speak up, I ___________ hear you! (can‟t / couldn‟t) 4. I ___________ hear a word he said. (can‟t / couldn‟t) 5. Andrew ___________ call his wife urgently. (must / shouldn‟t) 6. Thank you for calling Zee Company, how ___________ I help you? (can‟t / may) 7. If I go to New York, I ___________ see the Statue of Liberty. (will / would) 8. If I went to New York, I ___________ see the Statue of Liberty. (will / would) 9. It ___________ happen, but it is very unlikely. (shall / could) 10. Emma ___________ go out tonight, her parents said no. (can‟t / may).