—Must we keep the window _______ all the time?—No, you don’t have to.
下列大小写字母不对应的一组是 _______. A. F—f B. M—w C. E—e
After three years of work and life in Shanghai, John ______ the changeable weather.
Hiking is ________ in spring, I think.
If you have ______ try, I’m sure you’ll get the right answer.
Who taught ______ history last term?