（）是储蓄机构的核心工作，直接关系着储蓄会计核算的质量。
A. 营业场所的维护
B. 账务组织
C. 文明服务
D. 存款
Whochecksthebridgeclockforaccuracyeachday?（）.
A. Thirdofficer
B. Secondofficer
Chiefofficer
D. Assistntofficer
Whendoesapilotsaymakealllinesfast?Hesaysitwhen（）.
A. theshipisveryclosetothepier
B. theshipisabouttobeinposition
C. theshipisinposition
D. theshipisgettingalongsidethepier
Whatmethodofextinguishingfireinahatchisthebesttominimizedamagestothecargoes?（）.
A. Foam
B. CO
C. Water
D. Alloftheabove
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