How long do you expect it （ ） before the African can keep the disease under control? — As soon as possible.
（A）is
（B）has been
（C）will be
（D）will have been
In the last thirty years, the Internet （ ） rapidly.
（A）grew
（B）has grown
（C）grows
（D）had grown
She （ ） down her book and （ ） in bed.
（A）lay; laid
（B）laid; lay
（C）lay; lay
（D）laid; laid
