The weather turned out to be fine yesterday. I _______ have taken the trouble to carry my umbrella with me.
The couple ________ a health centre in Cambodia,________ their seven year old son was born.
There used to be a mountain in our village, at the top of which ________.
It was along the Mississippi River ________ Mark Twain spent much of his childhood.
Linda,make sure the tables ________ before the guests arrive.
________caused the accident is still a complete mystery.