The European Union universities are _______ most attractive because they have ______ diversity of cultures and teaching methods.
| A．the , a | B．a , a | C．a , the | D．the , the |
Between the two lectures _____ a break, _______ the audience can buy ice cream.
| A．is; when | B．are; when | C．are; which | D．is; which |
Have the villagers already known ________ we’ll do is to rebuild the bridge?
| A．this | B．that | C．what | D．which |
—Did you forget about my birthday?
—________. I should have booked a table at Michel’s restaurant for you.
| A．What then? | B．How could I? |
| C．For sure. | D．I’m awfully sorry. |
It is known to all that ________ People’s Republic of China is ________ biggest developing country in the world.
| A．the; / | B．/; the | C．the; the | D．/; / |
No one has _____ been able to trace the author of the poem.
| A．still | B．yet | C．already | D．just |