It’s ________ Steve is often late for work with the same excuse ________ annoies his boss.

It was ______ 7:30 that he _________ home yesterday, so his parents were very worried.

It is ______ fashion differs from country to country _____ may reflect the cultural differences from one respect.

—       that made him unhappy? —Well, failing in his English test.

______ was not until the early 20th century _____ the importance of his ideas was realized.