We drove a long way to see him, only________that he had just left for the south.[ ]

Mom, the telephone is ringing. I guess either you or Dad on the phone.

1I’m going to be late forwork. There’re ＿＿＿ buseson this route(线路).

Can you help me with the English homework, mom?—You can’t always other’s help for your homework. Do it by yourself this time.

Thanks for _____ the new chairperson.