—_______you _______him around the museum yet?
—Yes.We had a great time there.
| A．Have;shown | B．Do;show | C．Had;shown | D．Did;show |
_____ a mobile phone can you ring____ you want to talk with anywhere.
| A．Only by, whoever | B．Only on, whomever | C．By, whomever | D．With, anyone |
---Was it midnight_____ the heartbreaking news came_____ he passed away?
---I am afraid so.
| A．that, that | B．that, when | C．when, that | D．when, which |
His timely warning was_____ help us avoid being cheated.
| A．so as to | B．such as to | C．so that | D．such that |
We were on the point of discussing financial investment_____ the telephone rang unexpectedly.
| A．while | B．when | C．as | D．once |
How can I ever concentrate on my work if you_____ continually_____ me with such silly
questions?
| A．have, interrupted | B．had, interrupted | C．are, interrupting | D．were, interrupting |