They finally thought of a solution. (CAME) = They finally ..... a solution.

They were asked how much they had retained of ..... they had heard.

They wish they hadn't gone to bed so late. (GOING) = They ....... bed so late.

He was very good at ......... where his patients were from by identifying small differences in their accents.(showing off / working out / setting down / turning up)

A good sense of humour is often regarded ......... being one of the most important characteristics in a friend.

He did not even get undressed before he lay down on his bed.(TAKE) =He didn't even ......... before he lay down on his bed.

One was taught with a certain amount of humour, and the other with .... humour at all.

I waited and waited and finally my .... was rewarded. (COMMIT)

I regret not going to university. (HAD) =I ...... to university.

The students ..... split into two groups.

His skills for observation and deduction ......... a great impression on his students.(set / formed / made)

I regret telling her my secret. (WISH) = I ........ her my secret