3. choose the right modal verb 1. i congratulate you on your success. - a. have to; b. might; c. must; 2. andrew sing like an angel before his voice broke. - a. be able to; b. could; c. had to; 3. to my mind, the government take care of old people. - a. was able to; b. could; c. must; 4. sometimes i am not as brave as i be. - a. may; b. need; c. should; 5 my elder brother speak two foreign languages. - a. can; b. may; c. be able to;