a. can c. may be out. 1. I am totally unfit. I not run a marathon. a. should b. could c. would d. must 2. Someone's knocked the door. It be the postman. b. will d. ought to 3. She is not answering the phone. She a. must b. should c. could d. would 4. I am not sure, but it rain later on. a. may b. can c. will d, shall 5. Life not be easy if you have to spend it in a wheelchair. a a. may b. can d. shall 6. John and Rose have worked together for three years. They be friends. a. should b. could c. would d. must be annoyed. 7. Karen knows Rochelle was talking about her. She d. shall b. can a. may c. will c. will​