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【简答题】
如图所示，将少量的碘晶体放在烧杯中，上口放一个灌有冷水的烧瓶，烧杯下用酒精灯微微加热，这时烧杯中可看到有紫色的气体生成，这是碘的______现象；停止加热后，把烧瓶拿下来，可看见瓶底外壁有碘的晶体生成，这是碘的______现象．
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【单选题】单证工作主要包括审证、制单、审单、交单和归档等一系列业务活动，它贯穿进出口合同履行的全过程，除了外貌企业内部各部门之间的写作配合外，还必须与银行、交通运输部门、保险公司、检验检疫机构、海关以及有关的行政管理机关发生多方面的联系，因此具有()等特点。
A.
工作量大
B.
涉及面广
C.
时效性强且要求高
D.
以上都是
【单选题】If you are not sure whether the counter is for CA 114 to Singapore, how do you ask for it?
A.
Is this the counter for CA 114 to Singapore?
B.
Are you the counter for CA 114 to Singapore?
C.
What about the counter for CA 114 to Singapore?
D.
If the counter for CA 114 to Singapore?
【单选题】If you were to visit a Sioux festival, it would probably be necessary that ______.
A.
you call in advance if you are going to be late
B.
you arrange for transportation well in advance
C.
you have a delayed schedule of all the activities
D.
you have an exact schedule of the various events
【单选题】下列有关生产与存货循环涉及的主要凭证与会计记录的说法中，错误的是（ ）。
A.
生产任务通知单，是企业下达制造产品等生产任务的书面或口头文件，用以通知供应部门组织材料发放，生产车间组织产品制造，会计部门组织成本计算
B.
领发料凭证是企业为控制材料发出所采用的各种凭证，如材料发出汇总表、领料单、限额领料单、领料登记簿、退料单等
C.
产量和工时记录是登记工人或生产班组在出勤时间内完成产品数量、质量和生产这些产品所耗费工时数量的原始记录
D.
工薪汇总表是为了反映企业全部工薪的结算情况，并据以进行工薪总分类核算和汇总整个企业工薪费用而编制的，它是企业进行工薪费用分配的依据
【简答题】The boss is satisfied with what you have achieved and this will undoubtedly improve your ca______ and will help you in the long run.
【单选题】How would you ask if you are looking for the check-in counter for the flight CA112 to Seoul?
A.
How to check in for the flight CA 112 to Seoul?
B.
Could you tell me where I check in for the flight CA 112 to Seoul?
C.
When to check in for the flight CA 112 to Seoul?
D.
Where to check in for the flight CA 121 to Seoul?
【简答题】进出口业务中涉及的商业单证主要有（）、（）、（）、（）等。
【单选题】If you want to know the departure time for the flight CA 112,how would you ask for it?
A.
When does the flight CA 121 depart?
B.
What time does the flight CA 112 arrive?
C.
What is the departure time of flight CA112?
D.
How about the flight CA 112?
【单选题】Which flight takes you directly (直接地,马上) from Beijing to Moscow?
A.
CA173.
B.
CA907.
C.
CA923.
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