用人单位应当按照国务院卫生行政部门的规定,()对工作场所进行职业病危害因素检测、评价。
A.必要时
B.定期
C.不定期
D.一年一次
参考答案:B
— Why hasn’t Mr. Li come to work yet?
—Because he _______Guangzhou for a holiday.
A.goes to
B.has gone to
C.was going to
D.will go to
struct H int x;int *y; xy[2]; void f(struct H *p) (p+1)->x=10; (*P).x=20; (*p).y=&((*(p+1)).x); (*(P+1)).y=&(p->x); main() struct H *q=xy; f(q); printf("%d,%d\n",*(q->y),*(xy[0].y));