The doctor telephoned to say that he couldn’t ____ the meeting because he had to ___ a patient.
| A．came to; attend to | B．attend; attend |
| C．join; treat | D．attend on; look after |
On April 13th, 2012_______ press conference is held by Los Angeles Police Department at___________crime scene of a shooting incident.
| A．a; the | B．a; a | C．the; a | D．the; the |
-----What has made him upset recently?
-----_______ alone to face a troublesome milk case.
| A．Left | B．Being left | C．Having left | D．To leave |
----- Do you know when Tonny came back last night?
----- Yes. It was not yet nine o’clock _____ he came back home.
| A．before | B．when | C．that | D．until |
----- The windows must have taken you quite a long time that day.
----- Right. They ______ for months.
| A．haven’t been cleaned | B．didn’t clean | C．hadn’t been cleaned | D．haven’t cleaned |
It was the training he had as a young man made him such a good engineer.
| A．what; that | B．which; that | C．that; which | D．that; what |