Chia động từ của từ trong ngoặc. He (elect) the president of the football club at their last meeting

chia đọng từ của từ trong ngoạc
1.he (elect) the president of the football club at their last meeting.
2. I think she has no objection to (go) on a picic.
3. it is a waste of time recommending them (start) a new life.
4. his hair is short.he (have) a haircut
5. they 'll have their cars (mend) tomorrow.
6. this palace (say)(build) in 3 years.
7..people always (blame) their circumstances for what they are
8. environmental ( protect) is very one's responsibility.
9. I think it's very (reason) of him to expect us to work over time every night this week
10. he is interested in the ( preserve) of old buildings.