通过()可把泵的各固定部分连为一体,组成泵的定子。
A.泵轴
B.叶轮
C.轴承
D.泵壳
参考答案:D
国内保理业务的范围仅限于银行国内的()客户之间采用赊销等信用销售方式进行的商品交易。
A.公司和个人
B.公司
C.机构
D.法人
E.自然人
Only when _________ the tea-house _______ it was the same place he’d been in last year. [ ]
A. did he reach; he realized
B. he reached; he realized
C. he reached; did he realize
D. did he reach; did he realize