1] 010: (All questions)
1) How does a plane fly?
2) Why does ATC issue clearances?
3) Can this...?
2] 010: (All answers)
1) a) it flies because it produces lift ..., b) it flies because..., c) flies because..., d) flies because...
2) a) ATC issues clearances to improve security b)...to ..., c)...to ..., d) ...to ...
3) a) it does this ..., b) it does that..., c) it can..., d) by doing this...
3] 010: (All correct answers)
1) a) it flies because it produces lift .
2) a) ATC issues clearances to improve security
3) c) ....