. He was just about to give up and returnto his bedroom for a good rest ________ he had a bright idea.

I still haven’t made any progress in writing an English article．— ．How can you write a passage when you don’t understand the words.

The young journalist was determined to _________ the true story behind the news.

______only can be caught by working hard， it won’t wait for you.

Monday, my English teacher would cheerfully ask me ______ my weekend had been.