David would certainly have attended the important conference, if he ______.
A: was invited
B: had been invited
C: is to be invited
D: has been invited
A: was invited
B: had been invited
C: is to be invited
D: has been invited
举一反三
- 1. My brother and I _____ her birthday party. A: have been invited B: have been invited for C: have invited to D: have been invited to
- My brother and I have __________her birthday party. A: been invited B: been invited for C: invited to D: been invited to
- Not only she but also her neighbours ()to the party. A: was invited B: has been invited C: have invited D: were invited
- Mike and I have __________her birthday party. A: been invited B: invite to C: been invited for D: been invited to
- I thought it a pity ________ him to the tea party. A: being not invited B: not to have invited C: to not have invited D: not to have been invited