I’ve listened to Professor Smith’s talk about medicine,but I still haven’t got a good understanding of its key _________.
| A．notes | B．information | C．words | D．points |
_____ you don’t like him is none of my business.
| A．What | B．Who | C．That | D．Whether |
— Is this Mr. White’s office, Mary?
— Yes, _____.
| A．that’s all right | B．it doesn’t matter |
| C．after you | D．please yourself |
Only _____ as an interpreter _____ how important it was to practise speaking English.
| A．when did I work…I realized |
| B．when did I work…did I realize |
| C．when I work…did I realize |
| D．when I worked…did I realize |
Jack, ______ to be here at 8 o’clock.
| A．is sure | B．is sure that |
| C．will be sure | D．be sure |
— I told you that he would come to see you.
— Actually I had little doubt _____ it was true.
| A．whether | B．that | C．since | D．if |