下列几种动物，亲缘关系最近的是
①马 ②斑马 ③犀牛 ④狗 ⑤虎 [ ]
A．①②
B．③④
C．②④
D．①⑤
答案：A
If you watch carefully, you can see ________ the man does the trick [ ]
A. who
B. what
C. how
D. which
请问写订单要注意哪几点？
