— Do you remember the first time we met?
—At that time you ______us a lecture.
| A．had given | B．were giving | C．have given | D．gave |
The man I ______ yesterday in the street is my manager.
| A．paid a visit | B．had a talk | C．met | D．dropped |
Students are encouraged to _________ the design competition for robots at the university.
| A．take part | B．operate | C．join to | D．participate in |
The plan has to be _______ to meet the real situation.
| A．adjusted | B．adapted | C．produced | D．refounded |
Energy drinks are not allowed _______ in Australia but are brought in from New Zealand.
| A．to make | B．to be made | C．to have been made | D．to be making |
Tom was very angry about ________ to Mary’s birthday party.
| A．not inviting | B．being not invited | C．not being invited | D．not to be invited |