20.—Though it is 30 years _____ we last met, I still remember the scene _____ we got separated on a rainy day.
I was too careless. If only I ___ my car!
He was disappointed that his plan did not ___.
At the meeting, only ___ people agreed with him, so he had to give up.
He stood up angrily and ___ in strong language when they stated their views.
You can’t ___ possession of the house until all the papers have been signed.