It will be difficult for a robot the same as humans.
| A．do | B．to do | C．doing | D．does |
this set of keys yours?
| A．Are | B．is | C．am | D．Is |
I like the black watch. What Lily?
| A．at | B．for | C．about | D．in |
This is a picture her room.
| A．at | B．of | C．on | D．in |
Do they like _______?
| A．vegetable | B．tomato | C．broccoli | D．Hamburger |
--- Well . Let’s do our homework .
--- That ______ good .
| A．are | B．hear | C．sounds | D．look |