【判断题】在计量资料整理时,组距等于全距除以组数,各组的最大值与最小值称为组限。
【单选题】Mr. Smith, there's been ______ and your luggage is still here.
【单选题】Mr.Smith, there's a man at________ front door who says he has________ news for you of great importance.
【简答题】A. The following short dialogues contain expressions used in dealing with freight forwarders. Listen and fill in the blanks with the expressions you hear. Dialogue 3 : Mr. Smith, can we have a b...
【多选题】When will the passengers get their private bill on board?
A.
On the last night on board
B.
On the first night on board
C.
In the early morning of the disembarkation
D.
On the second day on board
【多选题】What information will the passengers get before they disembark?
B.
The place where they gather together
D.
Their disembarkation group
【单选题】Mr.Smith, there's a man at the front door who says he has news for you ________ vital importance.
【单选题】I don't know if you've heard, but there's a ____ going around the office that Mr. Smith is leaving at the end of the month.
【单选题】井下采用光电测距的作业时,测定温度读至( )°C。