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

This kind of exercise is most _____, and therefore is a good test of you students’ ability. [ ]

If the weather is fine, we’ll go. If _____, _____.

Don’t touch the ____ wire.It’s dangerous.

Could I ______ your telephone I have somethingimportant to tell my parents.