小儿急性白血病的确诊主要依靠（）
A.家族史
B.症状和体征
C.血常规十血涂片查细胞形态
D.骨髓穿刺液涂片
E.组织化学染色
参考答案：D
企业以银行存款支付银行汇票存款18000元。
用所给动词的适当形式填空。
1.What's the _____ (mean) of "Olympics"?
2.The farmers don't use cows _____ (do) work anymore.
3.The teacher told the students to take_____ (clean) the classroom.
4. He kept_____ (think) about the math problem.
5. We should practice _____(read) English every morning.
