Instead of you ___ on me. I should wait on you.
A.wait
B.waited
C.waiting
D.be waited
答案:C
园艺师将一株野生的菊花,培育成具有多种颜色多个花朵的“塔菊”,采用的技术是 [ ]
A.种子繁殖
B.扦插
C.嫁接
D.压条
金属温度