1. he asked me if i to swim across the river. a) be able b) could c) was able d) am able 2. if he harder, he would have passed the exam. a) had b) would have c) had have d) would 3. i a letter by an unknown person yesterday. a) gave b) have been given c) was given d) have given 4. one thousand people the company. a) employ b) are employed c) employed d) are employing 5. if i answer, i’d tell you. a) know b) would know c) knew d) had known 6. what’ll happen when the train a) stop b) will stop c) stops d) stopped 7. already doctor by that time. a) has seen b) did see c) was seeing d) had seen 8. she exam by two o’clock. a) passed b) have passed c) has passed d) had passed 9. last year i ill only twice. a) was b) have been c) am d) has been 10. it for three hours. a) was snowing b) snowed c) is snowing d) has been snowing