Of all the streets in Nanjing, Xinjiekou is ___.
| A．the busier | B．the busyest | C．busiest | D．the busiest |
After _______ supper, she started to play _______ piano.
| A．the; a | B．/; the |
| C．a; the | D．/; / |
— Did you see Anna after class?
— I saw her leave the classroom, but I didn’t notice __________after that.
| A．when did she go | B．where did she go |
| C．when she went | D．where she went |
I love my cat and spend a lot of time __________ after it.
| A．look | B．looks |
| C．to look | D．looking |
Mike __________ live in London, but now he works in China.
| A．is used to | B．used to |
| C．was used to | D．gets used to |
— Do you know the film Big Hero 6?
— Sure. I like it very much and I __________ it three times since it was on.
| A．see | B．saw |
| C．have seen | D．am seeing |