【判断题】表面热处理是改变材料表面的化学成分,从而改变钢的性能。
【单选题】Why do you think Fabian and Graham are good friends?
A.
They love to share both good and bad moments.
B.
Graham is trying to be the first one to go to the ceremony.
C.
Graham always hopes that he will win the competition.
【判断题】表面热处理是改变材料表面的化学成分,从而改变材料表面的性能。( )
【单选题】According to Fabian, what should a real friend do?
A.
He hopes Graham will do better next time.
B.
He believes that Graham won’t feel as happy as he does for his success.
C.
He is eager to contact Graham to share his own happiness.
【判断题】表面热处理是改变材料表面的化学成分,从而改变钢内部的性能。
【单选题】Fabian and Graham are good friends because they _____.
A.
keep secrets for each other
B.
share their happy and sad moments
C.
often play together and care about each other
【单选题】According to Fabian, what should a real friend do?
A.
He hopes Graham will do better next time.
B.
He is eager to contact Graham to share his own happiness.
C.
He believes that Graham won’t feel as happy as he does for his success.
【单选题】设 j 为 int 型,则下面 for 循环语句结果为( ) for(j=10;j>3;j--) { if(j%3) j--; --j;--j; printf(“%d”,j); }
【判断题】心理应激反应包括生理反应和心理反应,这种说法对吗?