I promised to go to the party with Jane and I can’t ___________her ___________.
| A．let…down | B．do…up | C．round…up | D．set…down |
--- How did you pay these worker Well, as a rule they were paid _____.
| A．on the hour | B．by the hour | C．to the hour | D．with the hour |
I met the teacher in the street yesterday ____ taught me English three years ago.
| A．which | B．when | C．where | D．who |
It will be quite a long time _____ she is back again, so don't be too cross with her.
| A．that | B．since | C．before | D．until |
I often go to the English corner to have a free talk with my classmates ____ I am busy.
| A．except that | B．except for | C．except when | D．except |
In order to continue to learn by ourselves when we have left school, we must ________ learn how to study in the school now.
| A．in all | B．after all | C．above all | D．at all |