【简答题】The expression “Go for it!” is a way of encouraging someone to try something. “Go for it!” means you should not worry about failure or be too careful. You should take a chance, be brave, and act firml...
【简答题】在横线里面填上“>”、“<”或“=” 15 19 ÷1______ 15 19 ×1 5 8 × 5 3 ______ 5 8 3÷ 7 6 ______3.
【简答题】49×31=1519______.(判断对错)
【简答题】A.Buy something for the picnic. B.Go for a ride around town. C.Go shopping with the man. D.Have a picnic.
【单选题】Magellan Straits was discovered ______.
【简答题】A.Take a break from studying. B.Go out to get something to eat. C.Do something to cool off. D.End their hike.
【单选题】规模小,业务量少,所用会计凭证不多的企业和单位可以采用( )。
【单选题】下列物质中,有较强还原能力的一元含氧酸是
【简答题】将形状和大小都一样的红、白两种颜色的小球分装在甲、乙两个口袋中,甲袋装有1个红球和1个白球,乙袋装有2个红球和1个白球,现从每个口袋中各随机摸出1个小球。 (1)请你用画树状图或列表的方法表示所有等可能的结果; (2)有人说:“摸出‘两红’和摸出‘一红一白’这两个事件发生的概率相等。”你同意这种说法吗?为什么?