不等式xx-2≤0的解集是( )
-- What present do you want to buy for your father?
-- _____ . They can keep his hands warm in winter.
隋朝存在的历史虽然短暂,但它却在政治经济科举等方面,对后世影响很大,下列选项中对此说法不正确的是( )
2﹣3,312,log25三个数中最大数的是____