1. When he arrived we had had dinner.
3. She had just entered the house as i called her.
4.Alice complained that she had had a toothache
5.It had been the first time when she was so kind with children.
2. had not eaten
1)We have gone to the museum already.
2)They have already done their homework.
3)l have washed up already.
4)You have already done your morning exercises.
5)We have already had five lessons.
6) l have already come home.
7) I have never done it.
8)My friend and I have already played tennis in the park.
<span> sister/hiking/of/My/best/likes/of/all.
</span>My sister of hiking of likes all
<span> This/a/beautiful/river/into/lake/runs.
</span> This river a lake beautiful runs.
He answered all the questions at the last lesson