It was _______pleasant surprise for the mother to see her son ____had been missing for nearly ten years that she didn’t know what to say.
| A．so, that | B．such a, that |
| C．so, who | D．such , who |
---Would you like a piece of cake? ---________. I'm full.
| A．I'd like to. | B．Yes, please | C．No, thanks. | D．That's OK. |
________ your daughter often help you ___________ the housework?
| A．Do, for | B．Do, with | C．Does, for | D．Does, with |
---How many students are there on the playground? ---_________.
| A．Nobody | B．Nothing | C．None | D．None of them |
That bag is too ________, who can help me carry it?
| A．long | B．interesting | C．heavy | D．light |
Hobo doesn’t know ____________ .
| A．when to do | B．what to do | C．how to do | D．where to do |