Life is like time. Once _____, it never returns.
| A．to lose | B．losing | C．lost | D．being lost |
I think it is _____ waste of time to play games on ____ Internet all day long.
| A．a ; a | B．the ; / | C． a ; the | D． the ; the |
—Stay a bit longer, it’s been such ________ fun having you.
—Thanks, anyway. I’ve got ________ early start tomorrow morning.
| A．/, the | B．a, an | C．/, an | D．the, an |
—Her dream is to turn _________film star, while her sister’s is to open_________film academy.
| A．a; a | B．a;/ | C．/;a | D．/;/ |
Though _____ failure is the mother of success, everyone wishes to have ______ success.
| A．不填; a | B．the; a | C．a; a | D．不填;不填 |
I earn 10 dollars _____ hour as _______ supermarket cashier on Saturdays.
| A．a; an | B．the ; a | C．an ; a | D．an ; the |