If the boss wants to fire me,he has to give me two months’ ________.
—Has your father got up?—Sorry, I’m not sure. He __________ got up. Please go and see for yourself.
-You must say sorry to Mary, Jack.-Why ________ I say sorry to her? It’s her who hurt me first.
—Why didn’t you put your cellphone in your overcoat pocket?—I ________, but I was afraid it would be stolen.
—Is there a fog in the evening ?—There________be . I’ll make a phone call to find it out .
“Look at these tracks. It _______ be a wolf.” “Don’t be so sure. I think it _______ be a fox.”