A、logical
B、passionate
C、optimistic
D、moving
【填空题】Lesson 3 Listening Comprehension Blank-filling 2 We will begin by explaining the layout of a typical airport. Although airports are different in size and layout,airport markings and procedures have been 1 for safety and efficiency of operations so that everyone can comfortably and safely 2 on the ground. When an airport is built the runways are laid out so that the approaches to the runways avoid higher 3 and 4 , and the primary runway is aligned as much as possible with the commonly 5 . Any 6 runways are for use when the winds are from other directions. Generally pilots try to utilize the runway with the most direct 7 which minimizes the runway distance required also reduces their workload. The 8 width, strength and number of runways will be determined by the amount and the size of traffic expected. Many airports started out small and were 9 as use increased. Airport Landing services can be asphalt, 10 , grass, gravel or for sea planes water. Airports will also have taxiways and parking areas known as 11 . As airports increase in size and usage they become hosts to aviation businesses that provide fueling service, 12 , flight training, passenger and 13 service, manufacturing and other related services. When operating from a towered airport air traffic control or ATC will 14 arrivals and departures by issuing instructions and 15 to the pilots. When operating from a non-towered airport the pilots coordinate their own movements and use recommended patterns and procedures for safety and efficiency.
A、the learner's interest in the learning materials
B、two-way communication
C、interdependence of the three skills
D、the learner's language ability
Those experienced doctors in our country _______the meeting in order to find out the real_______ of bird flu(禽流感).
|
A、advantages
B、things
C、good
D、cheap
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