С1. since then the monster at least once a year. a) saw; b) has been seen; c) has seen; d) in being seen 2. the doctor asked how long the medicine. a) would i take; b) i had been taking; c) had taken; d) i took 3. i can give you this book. you go to the library. a) wouldn't; b) needn't c) may not; d) can't 4. the news made jon . a) laugh; b) to laugh; c) laughing; d) laughed