高二英語Science versus nature教案
led (lead) by the local guide, we went further into the forest.
having been taken(take) good care of for half a year, the patient became far better.
having been translated (translate) into many languages, the novel is well-known throughout the world.
練習：
1. the managers discussed the plan that they would like to see _______the next year.
a.carry out b.carrying out c.carried out d.to carry out
2. as we joined the big crowd i got _________from my friends.
a. separated b. spared c. lost d. missed
3. it shames me to say it, but i told a lie when______ at the meeting by my boss.
a. questioning b. have questioned c. questioned d. to be questioned
4. you should understand the traffic rule by now. you've had it____ often enough.
a. explaining b. to explain c. explain d. explained
5. the research is so designed that once _____ nothing can be done to change it.
a.begins b.having begun c.beginning d.begun
6._____in the mountains for a week, the two students were finally saved by the police.
a. having been lost b. lost c. being lost d. losing
7. ______ in a white uniform, he looks more like a cook than a doctor.
a. dressed b. to dress c. dressing d. having dressed
8. i sat before the desk until after mid-night, _____ in writing.
a. being absorbed b. absorbed c. to be absorbed d. absorbing
9. laws that punish parents for their little children’s actions against the laws get parents________.
a. worried b. to worry c. worrying d. worry
10. ______with the size of the whole earth, the biggest ocean does not seem big at all
a. compare b. when comparing c. comparing d. when compared
11. when ______ different cultures, we often pay attention only to the differences without noticing the many similarities.
a. compared b. being compared c. comparing d. having compared