–Why were you late for school this morning?–I got up very early this morning, ________ I didn’t catch the first bus.
----Could you take care of our dog while we are away? ----_________.
----Who’s the woman in red ? Is it Mrs. White? ----It be her. She went to Beijing yesterday.
----Can you write to me if you are free? ----No problem. But _______ is your e-mail address?
----Don't forget to come to our school assembly(集会)tomorrow morning. ----I won't. Ijust now.
The railway _______ Qinghai to Tibet is the longest plateau (高原) railway in the world.