— What would you like to have, meat or fish?

— _____________________.

— ___________________

— Once or twice a week.

11.张骞出使西域开辟丝绸之路之时，与汉朝同时的还有_____、______、______、______和笈多王朝等强大国家。

15.史书上确切记载的丝绸之路是汉武帝时_____出使西域所开辟的丝绸之路。

初生时白细胞总数为_________________，生后6～12h达________________，1周时平均为___________，婴儿期白细胞数维持在____________。