40. Was it from the lake ________ he often went fishing ________ he saved the drowning girl?
They walked a couple of blocks,looking___for the missing boy.No good news came
Few people paid full attention to their health condition___they were seriously ill
Not until some students failed in the exam___how much time they had wasted
It was not until dawn___their way out of the forest
Rose was born in Hong Kong but___in the USA,because her parents went there to work for some reason