—I doubt if he __________ to the party with us tonight.— I believe if he __________ his homework, he will go with us.
–Where is Lily? --She Chengdu. She there for two days.
I will go out for a walk if it tomorrow.
–Do you know whose car is it? --It belongs to . It isn’t .
Kate will arrive Harbin the morning of July 5 by plane.
–What do you think of your brother? --He is honest and useful man.