题目
In short, participation in sports is extremely()for college students not only physically but also emotionally and socially.
A.benefit
B.beforehand
C.beneficial
D.substance
第5题
ELT is the short form. for English Learning and Teaching. ()
第7题
A.unsigned long int和long
B.signed short int和short
C.unsigned short和short
D.short int和int
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