It is reported that a powerful earthquake ______the Italian island of Sicily early this morning.
| A．happened | B．caused | C．occurred | D．struck |
He was unaware of the financial crisis involved, so his choice was quite_____.
| A．rational | B．arbitrary |
| C．mechanical | D．predictable |
All that can be eaten _______ eaten up.
| A．are being | B．has been | C．had been | D．have been |
I have bought two ballpens, _______ writes well.
| A．none of them | B．neither of them | C．neither of which | D．none of which |
John got beaten in the game, _______ had been expected.
| A．as | B．that | C．what | D．who |
Is _______ some German friends visited last week?
| A．this school | B．this the school | C．this school one | D．this school where |