We need to preserve the ____ of wildlife because each species has an important role to play. A. diversity B. various C. population D. type
A. diversity
We admired the Japanese ____ the city of Fukushima after the disaster. A. to being rebuilt B. for having rebuilt C. to rebuild D. of having rebuilt
B. for having rebuilt
Vietnam has been named among the 12 countries most ____ for climate change by the World Bank. A. at danger B. in risk C. at risk D. ready
C. at risk
As he had drunk too much, he didn't drive home himself.
Having drunk too much, he didn't drive home himself.
He was punished by the teacher. He was sad.
Punished by the teacher, he was sad.
Buying organic food is better for the environment because it uses less ____. A. fertilizer B. fertilize C. fertilizes D. fertilized
A. fertilizer
They have lived here for a long time. They know about it clearly.
Having lived here for a long time, they know about it clearly.
. ____ trees around the house on the south and west sides, they can save up to about $250 a year on cooling and heating. A. Having planted B. Being planted C. To plant D. To have planted
A. Having planted
She filled the washing machine and switched it on.
Filling the washing machine, she switched it on.
She wrote a letter. Then she went to bed. (After)
→ After having written a letter, she went to bed.
I worked very hard for the exam. Then I passed it. (Before)
→ Before passing the exam, I worked very hard for it.
We have done two tests today, so we are exhausted.
Having done two tests today, we are exhausted.
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