Trees can stop the sand _____ towards the rich farmland in the south.
| A．moved | B．to move |
| C．from moving | D．moves |
I can’t send an e-mail. Would you please teach me it?
| A．how doing | B．when to do | C．what doing | D．how to do |
— Is she really ill?
— . She’s in hospital.
| A．I am afraid so | B．I hope so | C．Not at all | D．Help yourself |
— Come and join us, Jimmy!
— I’m sorry, but I’m really busy now. If I time, I would certainly go.
| A．have | B．have had | C．had | D．will have |
-Would you mind me sitting here?
--
| A．Yes, do please | B．No, you can’t |
| C．Yes, please sit here | D．No, of course not. |
— What about playing football this afternoon, Sam?
— I would rather at home than football. It’s too hot outside.
| A．stay; play | B．stay; playing |
| C．to stay; to play | D．to stay; playing |