选出与所给句子划线部分意义相同或相近并能代替的那一项。
1. Sometimes the boy offends the other students. [ ]
A. angry
B. annoys
C. cheer up
D. frustrates
2. My friend and I have a lot in common. There are still some differences between us, though. [ ]
A. but
B. although
C. however
D. therefore
3. Do you know the singer with beautiful glasses?[ ]
A. wearing
B. who wear
C. putting on
D. has
4. I have worked all day, now I'm dog-tired. [ ]
A. not tired
B. relaxed
C. very tired
D. relaxing
5. At school we take exercise for an hour every day to build us up. [ ]
A. cheer us up
B. make us happy
C. change us
D. make us stronger
