As mentioned in the last paragraph,a wind tunnel can be used to find out____.
A: how fast a plane can rise
B: how smooth a plane’s surface is
C: how a plane lands in a strong wind
D: how a plane drops at a low height
A: how fast a plane can rise
B: how smooth a plane’s surface is
C: how a plane lands in a strong wind
D: how a plane drops at a low height
A
举一反三
- The report showed us very (clear) _________ how the plane crashed.
- By doing the "tank test", the engineers can find out() A: the amount of air in the plane B: the strength of the plane structure C: the pressure inside and outside the plane D: the power of the airplane engines
- How is an object oriented relative to the image plane to create: a multiview? an axonometric pictorial?
- How did the narrator arrive in America? A: By plane B: By boat C: By bus D: By car
- How will the woman probably get to the branch office A: By plane B: By train C: By bus D: By car
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According to the algorithm mentioned in the video, how many triangles can be composed using 10 points on a plane?<br/>根据上面的算法,平面上10个点将会构成多少个三角形? <br/>______
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It hasn’t been announced ______ the plane is to take off. A: where B: when C: how D: why
- 2
Let's go to Paris _____________. A: by plane B: by a plane C: a plane D: by the plane
- 3
“Board the plane” means _________. A: go out of the plane B: leave the plane C: enter the plane D: run away
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2. On the plane, which members of crew can talk to each other? Can they communicate with anyone outside the plane?