The visitors lost their way in the forest ;           made things worse. was that it began to rain.

Evdence has been found through years of study         children’s early sleeping problem are likely to continue when they grow up.

During the reconstruction of the city, many modern tall buildings went up ______ old shabby houses were torn down.

 I’ll go to the party with you ________ you don’t wear those strange trousers.

Though Tom knew nothing about business, he succeeded ________ other more well-informed managers failed.