At no time shall we forget what he has done for us.
举一反三
- If he has time, he will go with us.≠Probably he has time and will go with us.
- What _____ Annie ______ by the time he was ten? A: did, do B: did, did C: has, done D: had, done
- I shall tell you what he ____at three o’clock yesterday afternoon. A: has done B: has been done C: had been doing D: was doing
- What ___ Jane ____ by the time he was sever?A. did, do B. has, done C did, did. D. had, done
- What ___ Jane ____ by the time he was sever? A. did, do B. has, done C did, did. D. had, done A: D