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【单选题】
下列分型面选择原则中错误的是（ ）。A.
尽量减少砂芯数目
B.
选在铸件最大截面上
C.
尽量减少分型面数目
D.
尽量选用曲面
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【多选题】At the beginning of the video clip, what are mentioned as the reasons of travelling for the speaker?
A.
Travelling can help you to change the lifestyle.
B.
Travelling can cheer you up.
C.
Travelling can gain you more knowledge about other cultures.
D.
Travelling can give you hope again in life.
【简答题】S1:MV Helper,this is Blue Whale.What is the result of search?Over.S2:MV Blue Whale,this is MV Helper.Sighted a lifeboat in position 47 degrees N 050 degrees W.Over.Q:What's the result of search?A. hav...
【简答题】听下面一段材料，回答第1至3题。 1. What's the woman going to do? A. Visit her friend. B. See an opera. C. Go home from work. 2. Where are the two speakers talking? A. In a taxi. B. In a theatre. C. Outside of Civic ...
【单选题】(2) What's the result of this telephoneconversation?
A.
They call the whole deal off.
B.
They reach an agreement.
C.
They decide to negotiate later.
【简答题】阅读理解 People who like travelling have their reasons.They believe that travelling can help them expand their field of view, especially in the geographical and historical sense.They also think that touri...
【多选题】Please watch the video and choose the right answers. Question : What can travelling bring to us? About travelling.mp4
A.
Travelling is a good way to learn exotic culture and meet new people.
B.
Travelling can also relieve boredom and provide new experience.
C.
Travelling enables us to enjoy beautiful scener y and tasty food.
D.
Travelling can help us broaden our minds and learn more about the world.
E.
Travelling can create a beautiful memory.
【简答题】听下面一段材料，回答第1-3题。 1. What's Phelps' goal in 2008 Beijing Olympics? A. 6 gold medals. B. 7 gold medals. C. 8 gold medals. 2. When did he begin to win medals in the world competitions? A. 1990. B. 2000. ...
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