Mike________in love with Jane at first sight. They________in love with each other for two years.
| A．fell；have fallen | B．was；have fallen |
| C．was；have been | D．fell；have been |
Had they known what was coming next, they second thoughts.
| A．may have | B．could have |
| C．must have had | D．might have had |
--- “Fail to do your homework again?”
---“Sorry, I ____ something else and didn’t hear your assignment.”
| A．thought | B．had thought |
| C．was thinking | D．have been thinking |
The officer gave orders that anyone________ a gun should be reported to the police station.
| A．sees take | B．see taken | C．seeing take | D．seen taking |
Had it been possible, I would have gone to attend Monica in the hospital, but I________ fully occupied last month.
| A．had been | B．was | C．am | D．have been |
When asked what original intention led them to volunteer, about half of___ said they were willing to devote themselves.
| A．whom | B．whose | C．them | D．who |