There will be lecture (演讲) in half an hour.The meeting room with people.

Shall I tell you about it? —No, you _______. Sandy has told me already.

did your sister work in that hospital?—For two years,then she moved to the south.[ ]

Sam, be quiet! My grandmother in the next room.— OK. Sorry.

______name is Bob. _______is eleven years old（11岁）.