Đáp án:
`1. f` Although he's weird, he may have some strong points.
`2. e` Even though Linda buys a lot of dresses every month, she dresses shabbily.
`3. c` Though sometimes he behaves like a fool, he's actually very smart.
`4. b` Because no one was watching the television, I switched off.
`5. a` As the water was not clean, we didn't swim there.
`6. d` Since he has been late for school more, than three times, the teacher punished him.
Học tốt