Jim couldn’t understand how the machine worked until his friends____ how to use it.

—It has been raining for nearly a week. Will it_________long?—No. It’s_________we’ll have a fine weekend. The sun will be shining again. 

 —Did you take part in the sports meeting last week?—Of course I didn’t, don’t you know that it was ______ because of the rain.

My parents_______ twenty years ago. They _____for twenty years.

—How do you get to school, Sally?—My home is only one hundred meters from the school, so I usually to school.