A recent research shows that there _____ volcanic activities on the moon and Mars. However, they no longer exist now.
| A．had been | B．has been | C．were | D．would be |
He looked at the envelope and _________ Jenny’s handwriting immediately.
| A．removed | B．realized | C．reminded | D．recognized |
_____ to his work, the scientist didn’t get married all his life.
| A．Devoted | B．Devoting |
| C．Devote | D．To devote |
Our leader insisted that the plan _________ reasonable and we _________ it out.
| A．be; should carry | B．was; should carry |
| C．be; carried | D．was; carried |
Mr Smith is a boss, _____ factory my uncle is working.
| A．in whom | B．whose |
| C．in whose | D．of whose |
--So you missed the important meeting yesterday?
--_________. I got there five minutes before it was finished.
| A．No way | B．Not exactly |
| C．No doubt | D．All right |