—_______ he have been chosen as captain of our school football team?
— Yes, he _______. Can’t you see he’s wearing an armband(袖标)？
| A．Can; can | B．Must; must have |
| C．Can; must have | D．Must; must |
– Which color do you prefer, red or black?
-- Red. For red _____ a sense of energy and strength.
| A．delivers | B．conveys | C．contributes | D．concentrates |
According to our principal, all children should be encouraged to realize their full _______.
| A．consequence | B．entertainment | C．presentation | D．potential |
The black box is a necessary device on an airplane, which records its speed, direction and whether everything on the airplane______ normally.
| A．will function | B．functioned | C．is functioning | D．has functioned |
Stella was disappointed to find her new plan ______and fell into great depression.
| A．put away | B．carried out | C．turned down | D．left out |
If we can ______ our present difficulties, then everything should be all right.
| A．come across | B．get over | C．come over | D．get off |