I’m afraid by the time you arrive this afternoon I_______ a lesson then.
| A．had | B．are having | C．have had | D．will be having |
_______ on earth do you suppose_______ this?
| A．What; could do | B．What; could have done |
| C．Who; do | D．Who; could have done |
American women were______ the right to vote until 1920 after many years of hard struggle.
| A．ignored | B．refused | C．neglected | D．denied |
We should keep ourselves_______ of the latest development of science and technology.
| A．informing | B．informed | C．to inform | D．inform |
To those_______ in martial arts(武术), the period from 1972 to 1975 is often said_______ the Bruce Lee era.
| A．involving; being | B．to involve; to be | C．involved; to be | D．involve; being |
Though_______ money, his parents managed to send him to university.
| A．lacked | B．lacking of | C．lacking in | D．lacked in |