20-21. ๐๐๐ง๐ ๐ฉ๐๐ ๐ก๐๐ฉ๐ฉ๐๐ง ๐ผ, ๐ฝ, ๐พ ๐ค๐ง ๐ฟ ๐ค๐ฃ ๐ฎ๐ค๐ช๐ง ๐๐ฃ๐จ๐ฌ๐๐ง ๐จ๐๐๐๐ฉ ๐ฉ๐ค ๐๐ฃ๐๐๐๐๐ฉ๐ ๐ฉ๐๐ ๐ฌ๐ค๐ง๐(๐จ) ๐๐๐๐๐๐๐๐ ๐๐ฃ ๐ข๐๐๐ฃ๐๐ฃ๐ ๐ฉ๐ค ๐ฉ๐๐ ๐ช๐ฃ๐๐๐ง๐ก๐๐ฃ๐๐ ๐ฌ๐ค๐ง๐(๐จ) ๐๐ฃ ๐๐๐๐ ๐ค๐ ๐ฉ๐๐ ๐๐ค๐ก๐ก๐ค๐ฌ๐๐ฃ๐...
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20-21. ๐๐๐ง๐ ๐ฉ๐๐ ๐ก๐๐ฉ๐ฉ๐๐ง ๐ผ, ๐ฝ, ๐พ ๐ค๐ง ๐ฟ ๐ค๐ฃ ๐ฎ๐ค๐ช๐ง ๐๐ฃ๐จ๐ฌ๐๐ง ๐จ๐๐๐๐ฉ ๐ฉ๐ค ๐๐ฃ๐๐๐๐๐ฉ๐ ๐ฉ๐๐ ๐ฌ๐ค๐ง๐(๐จ) ๐๐๐๐๐๐๐๐ ๐๐ฃ ๐ข๐๐๐ฃ๐๐ฃ๐ ๐ฉ๐ค ๐ฉ๐๐ ๐ช๐ฃ๐๐๐ง๐ก๐๐ฃ๐๐ ๐ฌ๐ค๐ง๐(๐จ) ๐๐ฃ ๐๐๐๐ ๐ค๐ ๐ฉ๐๐ ๐๐ค๐ก๐ก๐ค๐ฌ๐๐ฃ๐ ๐ฆ๐ช๐๐จ๐ฉ๐๐ค๐ฃ๐จ.Question 20. Your experience with oil well fires will be iฬฒnฬฒvฬฒaฬฒlฬฒuฬฒaฬฒbฬฒlฬฒeฬฒ to the company in case of trouble. *1 ฤiแปm A. important B. precious C. priceless D. worthlessQuestion 21. People sometimes choose partners who compensate for their own sอhอoอrอtอcอoอmอiอnอgอsอ. *1 ฤiแปm A. disadvantages B. benefits C. flaws D. strengths
d d