Trả lời: 1. wasn't, was2. were, weren't3. wasn't, was4. were, weren't5. was, wasn't6. wasn't, was
Trả lời: 1. Olga was having her dinner.2. I wasn't studying for that important exam.3. Ed and Tom were waiting outside the cinema.4. Mustafa was writing an email.5. My parents weren't watching that new TV series.6. You weren't answering your mobile phone.7. I was chatting on social media.8. They weren't...
Trả lời: 1. Were, standing2. Was, dancing3. Were, running4. Was, wearing5. was, eating6. were, sitting7. were, saying8. was, talking
Trả lời: 1. walked2. wasn't looking3. were standing4. were talking5. was going6. stopped7. didn't fall8. said9. thanked
Trả lời: 1. fast2. angrily3. badly4. hard5. well