收文上作的程序应该是()。
A.签收、分类、登记、拆封
B.拆封、登记、签收、分类
C.签收、拆封、登记、分类
D.登记、签收、分类、拆封
参考答案:C
扁桃体恶性肿瘤常见的转移部位有()
A.颏下淋巴结
B.颈深上淋巴结
C.颈深中淋巴结
D.颈深下淋巴结
E.颌下淋巴结
You () the project by now.
A. are supposed to finish
B. supposed to finish
C. are supposed finishing
D. are supposed to have finished