.He has behaved in the most extraordinary way recently, I wonder what can _______his actions.
-- My brother fell off this bike and hurt his leg. --____________
--____________? -- We are looking for a pair of sports shoes.
-- How do you get on with your classmates?--____________
-- Which do you prefer, oranges or apples? -- __________ . I' d like bananas.
-- Oh, no, we've missed the 8 o'clock train! --________ . There's another one in half an hour.