How many _____________ [ ˈnə:sɪz ]do you have ? Only one.
Is __________________ [ ˈevriwʌn ]here today? Yes.
Can you see the ______________ [ ˈrʌbə ]over there ?
Do you often go to see your _____________ [ ˈɑ:nt ]?
–I hear that a famous scientist will come to give us a talk. Do you know ______?
--About the development of the modern science.
| A．when he will come | B．when will he come |
| C．what he will talk about | D．what will he talk about |