A good friend is a person who you can _______ in your hour of need.
| A．turn on | B．turn off | C．turn down | D．turn to |
The cakes are delicious. I’d like to have _______ third one as _______ second one I ate was too small.
| A．the, the | B．a, the | C．the, a | D．a, a |
Many people agree that ______ knowledge of English is a must in _______ international trade today.
| A．the, an | B．a, 不填 | C．the, the | D．不填, the |
“Charley Oakley, ______ NBA All-star, hasn’t missed ______ game in the past three years.” “I can hardly believe it.”
| A．an; the | B．a; the | C．the; a | D．an; a |
Apartments in cities can be quite high. Renters are paying up to $1,000 per month for _______ bedroom apartment.
| A．one a | B．the one | C．one | D．a one |
He spent too much time talking on ______ phone while we were all busy at _____ work.
| A．the, 不填 | B．a, 不填 | C．不填, 不填 | D．the, the |