All the guests (invite) ______ at the part yesterday have been killed.
举一反三
- He might have been killed in that car accident yesterday if he (take) part in that activity with the team.
- He might not have been killed in the traffic accident yesterday if he (fasten)____the seat belt.
- There ................ (has been, have been) more Americans killed in road accidents than in all the wars since 1900.
- Condors have been killed by ______. A: shooting B: poisoning C: electrocution D: all of the above
- A s__________ is the part of the word-form which remains when all inflectional affixes have been removed.