22.While building a tunnel through the mountain, ________ .
29.— Mr White has been working all the morning with no rest. — He is a(n) ________ man. He never looks tired.
28.— Is Mike going there by bus? — He ought to, but he ________ not. He likes riding his bike.
27.The boy _______ in the bed ______to his friend that a cock laid an egg yesterday.
26.— Andy promised to attend your wedding today last night. — Yes, I believe he will ________.
25.________ of such a long movie, the little boy turned to his favourite music.