---Could you please help me check what's wrong?
---Sorry, I don't have much _______of the computer.
| A．introduction | B．development | C．knowledge | D．information |
--Is your hat on the sofa?
| A．Yes, I am | B．No, it is | C．Yes, she is | D．Yes, it is |
--Where __ my pictures?--They're on the desk.
| A．is | B．are | C．be | D．am |
This is Jim and this is Tom. __ my __
| A．She's; friend | B．They're; friends |
| C．They're; friend | D．She's; friends |
--Are these your books?
--Yes,
| A．they're | B．they are | C．these are | D．these're |
-- ?
--They are my books.
| A．What are those | B．What is that | C．What is those | D．What is this |