英译汉：you aren't permitted to use your laotop during taking off or landing because it might interfere with the navigation system.
举一反三
- We will be taking off in a few minutes. You are reminded that smoking and telephone-operation are not permitted at any time during flight. Please use your call button if you require assistance--our crew will attend to your needs.这段广播是发生在？
- It’s not allowed to use cellphone during the flight,( )You can use it after landing. A: because it will not interfere with the airplane’s radio contact. B: because it will interfere with the airplane’s radio contact. C: because it will make damage on the airplane’s radio contact. D: because it will not do good to the airplane’s comfort.
- You can also save money because you don’t need to take a taxi. You can use public transport with ease.（英译汉）
- If the airport navigation lights is not continuous supplied for use, tower controllers should opening light _____ minutes before aircraft expected to taking off or landing,or according to the required time of the tower control unit. A: 10 B: 15 C: 20 D: 25
- During your lectures, what might you use your own laptop or tablet for? A: writing your assignment B: making notes C: emailing your friends D: researching articles