It’s rude to laugh ______ others when they have trouble ______ something.
| A．at; do | B．to; doing |
| C．with ; to do | D．at ;doing |
---Look at the machine in the corner. I haven’t seen it before.
---It ________ examining the patient.
| A．used to | B．used for |
| C．is used to | D．is used for |
---________ tall the red building is!
---Yes, it’s our new library.
| A．What | B．What a | C．How | D．How a |
---Your city looks beautiful.
---Yes. Lots of trees and grass ________ last year.
| A．are planted | B．have planted |
| C．were planting | D．were planted |
The nice T-shirt must be ________, because they both like wearing T-shirts.
| A．Lucy and Lily’s | B．Lucy’s and Lily’s |
| C．Lucy or Lily’s | D．Lucy’s or Lily’s |
---Mike, do you know which CDs belong to ________?
--- I’ve no idea. You may ask Alice.
| A．my | B．ours | C．us | D．mine |