It is hard for me to imagine what I would be doing today if I __________in love , at the age of seven , with the library in my hometown .

—Where are the children? The dinner’s going to be completely ruined.—I wish they ________ always late.

The life of a high school student is usually active, exciting and full of fun, but it ______ be stressful sometimes.

You ______ tell Margaret --- I don’t want her to know about this matter .

If he had spent more time practising speaking English before，he________able to speak it much better now.