Câu hỏi của Khanh Le Nguyen

1. gone to the gym?has gone for 2 years.2. taken tennis lessons for a long time?has taken at middle school.3. has it rained?has rained for about an hour.4. haven't you returned my calls recently?have studied hard lately.5. have you been watching TV?have been watching TV since 8:30.Câu trả lời: 1. gone to the gym?has gone for 2 years.2. taken tennis lessons for a long time?has taken at middle school.3. has it rained?has rained for about an hour.4. haven't you returned my calls recently?have studied hard lately.5. have you been watching TV?have been watching TV since 8:30.