Living in a fast-paced world, we _______ get left behind if we stop learning.
| A．should | B．dare | C．may | D．need |
．—What do you think made hi m so excited?
—_________a scholarship to Harvard, I suppose.
| A．He has won | B．Winning |
| C．Because of winning | D．Because he has won |
He is _________to staying up late and getting up late.
| A．accustomed | B．applied | C．adjusted | D．adapted |
None of us was good at swimming, so the crossing of this dangerous river was really a_________.
| A．motivation | B．symptom | C．conflict | D．challenge |
Sometimes_________good knowledge of_________ first aid may mean the difference between life and death.
| A．a; / | B．/; the | C．/; / | D．a; the |
-- I will take part in the English lecture competition next week.
-- ________.
| A．Come on | B．Congratulations | C．Good luck | D．Never mind |