to take this adventure course will certainly learn a lot of skills.

A．Brave enough students                                B．Enough brave students

C．Students enough brave                                D．Students brave enough

 _______to take this adventure course will certainly learn a lot of useful skills.

_______to take this adventure course will certainly learn a lot of useful skills.

________ to take this adventure course will certainly learn a lot of useful skills.

[　　]

A．Brave enough students

B．Enough brave students

C．Students brave enough

D．Students enough brave

①________ to take this adventure course will certainly learn a lot of useful skills.

[　　]

A．Brave enough students

B．Enough brave students

C．Students brave enough

D．Students enough brave

②If I had ________. I'd visit Europe, stopping at all the small interesting places.

[　　]

A．a long enough holiday

B．an enough long holiday

C．a holiday enough long

D．a long holiday enough