【单选题】The last paragraph of this passage implies that
A.
only at flea market can you buy nothing
B.
you can always find the very thing you've been looking for
C.
you may find the items that you've used at the flea market
D.
both selling and buying at flea market are pleasant
【判断题】庄子入世颇深,他对世间的权利争夺、是非纷争一定要分出对错来。
【简答题】乙醚常温下为 的液体 , 具有特殊的气味 , 易挥发 , 是 有机溶剂 , 在外科手术中常用作 剂。乙醚在使用前 , 应检验是否有 存在 , 若有应把它除去。
【简答题】WASHINGTON — Money can buy happiness, but only if you spend it on someone else, according to researchers. Spending as little as $5 a day on someone else could significantly boost happiness, the team a...