Fred is always ____ because he often does something good for his health outdoors.
| A．weak | B．nervous | C．serious | D．energetic |
This year the Christmas party of our school is _______ 18:00 _______ Monday evening.
| A．on; in | B．at; on | C．at; in | D．on; on |
Linda eats ________ rich food. She must change her diet.
| A．too many | B．too much |
| C．much too | D．many too |
Amy thinks hamburgers are not healthy, so she _________ eats them.
| A．seldom | B．always | C．usually | D．often |
It takes Jack ______ hour to practice playing _______ volleyball every day.
| A．a; / | B．an; the | C．an; / | D．a; an |
Li Ming plays the piano ___ a hobby.
| A．as | B．of | C．be | D．make |