—Cathy， did you attend the lecture given by Mr． Black last night？
—No． I ______ a report at the office．
| A．was writing | B．wrote |
| C．had written | D．have been writing |
—Dear me! It’s you, Bob! I ______ to recognize you at first sight!
—Nor did I! Time has changed us a lot!
| A．fail | B．failed |
| C．have failed | D．had failed |
We shall not start the project until it __________ by the committee.
| A．will be approved | B．approves |
| C．has been approved | D．is to approve |
Make the best of your precious time and study harder — this time next year you _______ the colorful campus life in your dream university!
| A．will enjoy | B．are enjoying |
| C．will have enjoyed | D．will be enjoying |
--- I am really struck by your spoken English．You speak so fluently．Have you been abroad?
---Yes．I ______ in London for two years．
| A．have stayed | B．stayed |
| C．had stayed | D．have been staying |
The girl, when _____ why she _____ in the exam, just lowered her head and kept silent．
| A．questioned; was cheated |
| B．being questioned; was cheating |
| C．questioned; had cheated |
| D．being questioned; has cheated |
People in those days liked to believe in computers ________ the world.
| A．taking over and ruling | B．take over and rule |
| C．that took over and rule | D．to take over and rule |
— I wonder if you could go with me to the supermarket.
— Don’t disturb me. I ________ my daily report this morning and haven’t finished yet.
| A．write | B．was writing |
| C．have written | D．have been writing |
Up to now nobody _______ do this better than Charlie Chaplin.
| A．Is able to | B．has been able to |
| C．have been able to | D．are able to |
In Turkey, sometimes babies _______ for the time of their birth．
| A．are named | B．name |
| C．have been named | D．named |
—Have you started writing your report?
—Not yet．I _______ a hard time getting the information.
| A．am having | B．had |
| C．was having | D．will have |
—Have you received a reply to your job application?
—No．I ______．
| A．waited | B．am waiting |
| C．have waited | D．had been waiting |
Since the new speed limits ______，the number of accidents in the area has fallen strikingly．
| A．were introduced |
| B．introduced |
| C．have been introduced |
| D．have introduced |
I ________ in Nanjing for many years, but I’ve never regretted my final decision to move back to Huai’an.
| A．worked | B．was working | C．have worked | D．had worked |
According to Charles Keeling, the amount of carbon dioxide ________ sharply and steadily over the forty years between 1957 and 1997.
| A．increased | B．had increased |
| C．had been increased | D．was increasing |
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