I didn’t know ________.
| A．when did the plane take off |
| B．when the plane took off |
| C．when the plane takes off |
| D．when does the plane take off |
_____ of them knows French, so I have to ask a fourth person for help.
| A．Neither | B．Either | C．Both | D．None |
Can you tell me _____ the birdwatchers in Zhalong Nature Reserve? I only know that _____ of them are from our school.
| A．the number of; one- thirds | B．a number of; one-third |
| C．the number of; one-third | D．a number of; two-third |
____ I fill in the application form right now, sir? No, you needn’t. You can complete it this afternoon.
| A．May | B．Can | C．Would | D．Must |
Do you know ______ this 3G mobile phone belongs to? Let me see. Oh, it is _______.
| A．whose; mine | B．who; me | C．who; mine | D．whose; me |
------Who is the guy with a pair of sunglasses?
----He is ______ university student from _______ Island in England.
| A．an; an | B．an; a | C．a; an | D．a; a |