--- ________ does his sister do online shopping?
--- I’m not sure. Maybe twice a week.
| A．How long | B．How often |
| C．How soon | D．How many times |
I was afraid ______ mistakes.
| A．to made | B． of make | C．to make | D．of made |
_______ English programs is a good way to learn English.
| A．to watch | B．Watching | C．watch | D．Looking |
They find ___ difficult to understand the teacher when they talks.
| A．this | B．that | C．her | D．it |
It’s _______hard for him _______understand spoken English .
| A．to…..too | B．so……that |
| C．too…..to | D．too…..that |
If you don’t know a word ,________in a dictionary .
| A．look it up | B．look up it |
| C．find it | D．look at it hard |