【单选题】what ’ s the meaning of the expression “ mother tongue ” ?
【简答题】下面程序段执行后,m的值是( ) int i,j,m=0; for(i=1;i<=10;i+=4) for(j=3;j<=10;j+=4) m++;
【单选题】Which of the following best explains the expression 'oil is the albatross of US national security' in Paragraph 5?
A.
Oil problem poses serious threat and burden to US national security.
B.
Securing enough oil supply is the top priority in US national defense policy.
C.
Oil symbolizes the current situation of US national security.
D.
US national security should focus more on oil.
【单选题】月经后期是指( )
B.
月经周期基本正常 ,行经时间超过7日以上,甚或淋滴半月才净者。
C.
月经或提前或错后 ,连续2个月经周期以上,经量或多或少。
【判断题】The expression s->m has the same meaning as (*s).m.