【单选题】在Excel中,修改工作表名字的操作可以从_____工作表标签开始。
【单选题】The Scarlet Letter is written by
【单选题】Washington, D.C. Bicycle Tours Cherry Blossom Bike Tour in Washington, D.C. Duration Tour This small group bike tour is a fantastic way to see the world-famous cherry trees with beautiful flowers of W...
A.
Cherry Blossom like Tour in Washington, D.C.
B.
Washington capital Monuments Bicycle Tour.
C.
Capital City Bike Tour in Washington, D.C.
D.
Washington Capital Sites at Night Bicycle Tour.
【单选题】下列关于正常精子形态的描述,正确的是
A.
精子头部长5.1μm,顶体清楚,顶体帽覆盖头部表面的1/2
B.
精子头部长3.9μm,顶体清楚,顶体帽覆盖头部表面的1/3
D.
精子头部长4.5μm,顶体清楚,尾部细长,长52μm
E.
精子头部长4.7μm,顶体清楚,尾部细长,长69μm
【单选题】梁体的顶推施工采用单点或多点水平千斤顶方式顶推时,实际总顶推力应不小于计算顶推力的()