They have been to Beijing only once.
They have been to Beijing only once.
对only once提问
对only once提问
英语人气:199 ℃时间:2019-10-08 12:09:45
优质解答
How many times have they been to Beijing?
我来回答
类似推荐
猜你喜欢
- 1宇航员站在一颗星球表面上的某高处,沿水平方向抛出一个小球.经过时间t,小球落到星球表面,测得抛出点与
- 2过原点的直线与圆x2+y2-6x+5=0相交于A、B两点,求弦AB的中点M的轨迹方程.
- 3加工1批零件,单独加工甲要10小时乙要15小时现在两人合作几小时可以完成?
- 4用板块构造学说解释青藏高原,夏威夷群岛和安第斯山脉形成原因
- 5已知平面直角坐标系中,抛物线y=x²+bx+c经过原点和点a(4,0)
- 6液体密度测量题
- 7设计试验证明桌子发声时也在震动
- 8高一物理必修1自由落体公式
- 9如图所示,在梯形ABCD中,AB∥CD,∠A=51°,∠B=78°,求证:CD+BC=AB.
- 10People would go to ask him ------ advice when they have problems.填介词