Although you may meet some difficuIties,you should never .
--- Did you and your friends ride to the mountain last Sunday? --- Yes. ________ we had !
--- Another cup of coffee? ---No. thanks. I _____ be off. Marry is waiting for me.
--- What’s your brother? ---He _______ a teacher, but now he is a doctor.
--- How long have you ________ Hong Kong?--- For two weeks.
Jack ____ to help our Chinese teacher carry books yesterday morning.