来自石磊的问题
【1.theold（be）vulnerableto...2.Itiseconomyandtechnologythat（determine/determines)theoverallstrengthofacountry.3.Onereason(be)thedecliningstandardsofeducation.4.Whatoverseasstudentshavetoconfront(be)farmorethanlon】
1.theold（be）vulnerableto...
2.Itiseconomyandtechnologythat（determine/determines)theoverallstrengthofacountry.
3.Onereason(be)thedecliningstandardsofeducation.
4.Whatoverseasstudentshavetoconfront(be)farmorethanloneliness.
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2020-07-26 03:26