conclude；efficient；oppose；vary；acknowledge； adopt；the instant；appeal to；insist on；set out

（1）Some people

were opposed

were opposed

to the proposal for they thought it very impractical.
（2）Physical exercise can not only make our muscles strong but also help us get relaxed and study more

efficiently

efficiently

.
（3）Lu Xun，

acknowledged

acknowledged

as one of the greatest modern writers in China，was born in Shaoxing，Zhejiang Province in 1881.
（4）

Adopting

Adopting

a positive attitude is good，even when things are difficult.
（5）You will see the lightning

the instant

the instant

it happens，but you will hear the sound of the thunder later.
（6）Personally，what

appealed to

appealed to

me most when visiting Zhangye DanXia Geopark was the colorful mountains and rocky landscape.
（7）We will have a further discussion before we draw a final

conclusion

conclusion

.
（8）Tu Youyou and her team members even

insisted on

insisted on

testing the medicine on themselves to make sure that it was safe.