【单选题】Mathilde and her husband turned the whole room upside down ________ the lost necklace.
【判断题】U.S. Treasury issues have no default risk.
【简答题】说一说1厘米、1平方厘米、1立方厘米分别是用来计量什么量的单位?它们有什么不同?
【单选题】Mathilde and her husband __ to work hard to pay off the debts.
【简答题】液态金属结晶时冷却速度越快,过冷度就越大,形核率和长大率都增大,故晶粒就粗大。
【简答题】Mathilde's husband agreed to give her _______________.
【判断题】Mathilde's friend is very poor.