1.c_ncel,  d_lay,  b_ard,  bus_ness class,  

econ_my class,  pass_nger,  passp_rt,  

v_sa,  b_arding pass,  be poss_ble to,  pos_ible,  

imposs_ble,  s_at,  wind_w,  a_sle,  wind_w seat,  

ai_le seat,  ava_lable,  g_te

2.

Subject + Verb

Subject + Verb + Object

Subject + Verb to be + Adjective

3.

It is possible/impossible to …………

Would it be possible to get a ……… seat?

Yes, there are …….. seats available.

No, there are no……… seats available.

4.

What time does the flight board?  

Your flight boards at ………………..

At what gate do I board the flight?  

You board the flight at gate ……...