–Who is Jerry?
–_____? I saw you shaking hands with him at the meeting,
| A．Don’t you meet him yet | B．Hadn’t you met him yet |
| C．Didn’t you meet him yet | D．Haven’t you met him yet |
— Is that the small town you often refer to?
— Right, just the one ______ you know I used to work for years.
| A．that | B．which | C．where | D．what |
______ permission to hold a party at home, Mary started to write invitations to her friends.
| A．Giving | B．To be given | C．Having given | D．Having been given |
— Excuse me, sir, could you tell me how to go to the City Hall?
— Sorry, I’m a new comer. You have to ask, I’m afraid, ______ is a native.
| A．someone | B．whoever | C．who | D．whomever |
The villagers were warned ______ the water from the river polluted by the chemical works..
| A．to drink not | B．drinking not | C．not to drink | D．not drinking |
Last Sunday, Ms. Green went to the Beauty Salon, ______ hairdressing and dated with Mr. Right.
| A．did | B．doing | C．to do | D．does |